<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:019e4590-1e5a-7f4c-ad8a-8238acb49cd7,g:12826102-9f0f-4ad0-833f-94ea1d8194f4-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/all" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#all"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#hypercube-dimension"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-default"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-domain"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member"/>
  <link:roleRef roleURI="http://www.nordson.com/role/Cover" xlink:type="simple" xlink:href="ndsn-20260629.xsd#Cover"/>
  <link:definitionLink xlink:role="http://www.nordson.com/role/Cover" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentInformationLineItems_019e4590-1e5a-7ad8-93fe-8990f7800f83" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_DocumentInformationLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentInformationTable_019e4590-1e5a-7fb5-b508-4882883a4c7a" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_DocumentInformationTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_dei_DocumentInformationLineItems_019e4590-1e5a-7ad8-93fe-8990f7800f83" xlink:to="loc_dei_DocumentInformationTable_019e4590-1e5a-7fb5-b508-4882883a4c7a" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019e4590-1e5a-7195-b729-395a5f9e1e23" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_dei_DocumentInformationTable_019e4590-1e5a-7fb5-b508-4882883a4c7a" xlink:to="loc_dei_LegalEntityAxis_019e4590-1e5a-7195-b729-395a5f9e1e23" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e4590-1e5a-7195-b729-395a5f9e1e23_default" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_019e4590-1e5a-7195-b729-395a5f9e1e23" xlink:to="loc_dei_EntityDomain_019e4590-1e5a-7195-b729-395a5f9e1e23_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e4590-1e5a-7e06-9e33-d81e695dc637" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_019e4590-1e5a-7195-b729-395a5f9e1e23" xlink:to="loc_dei_EntityDomain_019e4590-1e5a-7e06-9e33-d81e695dc637" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ndsn_EBP002Member_019e4590-1e5a-7ed0-a032-2a43c3503ec6" xlink:href="ndsn-20260629.xsd#ndsn_EBP002Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019e4590-1e5a-7e06-9e33-d81e695dc637" xlink:to="loc_ndsn_EBP002Member_019e4590-1e5a-7ed0-a032-2a43c3503ec6" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentType_019e4590-1e5a-7408-9e20-b18faea0dfcb" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_DocumentType"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_019e4590-1e5a-7ad8-93fe-8990f7800f83" xlink:to="loc_dei_DocumentType_019e4590-1e5a-7408-9e20-b18faea0dfcb" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityRegistrantName_019e4590-1e5a-7913-8474-d98ad96305cd" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityRegistrantName"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_019e4590-1e5a-7ad8-93fe-8990f7800f83" xlink:to="loc_dei_EntityRegistrantName_019e4590-1e5a-7913-8474-d98ad96305cd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_AmendmentFlag_019e4590-1e5a-7fa9-8de4-6ed33c62fe0c" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_AmendmentFlag"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_019e4590-1e5a-7ad8-93fe-8990f7800f83" xlink:to="loc_dei_AmendmentFlag_019e4590-1e5a-7fa9-8de4-6ed33c62fe0c" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCentralIndexKey_019e4590-1e5a-7797-bf62-b64968017f51" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityCentralIndexKey"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_019e4590-1e5a-7ad8-93fe-8990f7800f83" xlink:to="loc_dei_EntityCentralIndexKey_019e4590-1e5a-7797-bf62-b64968017f51" xlink:type="arc" order="3"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.nordson.com/role/StatementsofNetAssetsAvailableforBenefits" xlink:type="simple" xlink:href="ndsn-20260629.xsd#StatementsofNetAssetsAvailableforBenefits"/>
  <link:definitionLink xlink:role="http://www.nordson.com/role/StatementsofNetAssetsAvailableforBenefits" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfNetAssetAvailableForBenefitLineItems_019e4590-1e5a-7e3f-8535-b0f478e1a5d9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanStatementOfNetAssetAvailableForBenefitLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfNetAssetAvailableForBenefitTable_019e4590-1e5a-7c92-8e72-1ff560d0a484" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanStatementOfNetAssetAvailableForBenefitTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfNetAssetAvailableForBenefitLineItems_019e4590-1e5a-7e3f-8535-b0f478e1a5d9" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfNetAssetAvailableForBenefitTable_019e4590-1e5a-7c92-8e72-1ff560d0a484" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019e4590-1e5a-7466-8398-c92cf6ec9c0d" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfNetAssetAvailableForBenefitTable_019e4590-1e5a-7c92-8e72-1ff560d0a484" xlink:to="loc_dei_LegalEntityAxis_019e4590-1e5a-7466-8398-c92cf6ec9c0d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e4590-1e5a-7466-8398-c92cf6ec9c0d_default" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_019e4590-1e5a-7466-8398-c92cf6ec9c0d" xlink:to="loc_dei_EntityDomain_019e4590-1e5a-7466-8398-c92cf6ec9c0d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e4590-1e5a-724f-b2fc-99b36585b433" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_019e4590-1e5a-7466-8398-c92cf6ec9c0d" xlink:to="loc_dei_EntityDomain_019e4590-1e5a-724f-b2fc-99b36585b433" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ndsn_EBP002Member_019e4590-1e5a-76ba-95c0-ce34f518c9a8" xlink:href="ndsn-20260629.xsd#ndsn_EBP002Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019e4590-1e5a-724f-b2fc-99b36585b433" xlink:to="loc_ndsn_EBP002Member_019e4590-1e5a-76ba-95c0-ce34f518c9a8" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanAssetAbstract_019e4590-1e5a-7186-a003-4e14faae3310" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanAssetAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfNetAssetAvailableForBenefitLineItems_019e4590-1e5a-7e3f-8535-b0f478e1a5d9" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanAssetAbstract_019e4590-1e5a-7186-a003-4e14faae3310" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentExcludingPlanInterestInMasterTrustFairValue_019e4590-1e5a-7861-826b-2149a1d01c4a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentExcludingPlanInterestInMasterTrustFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanAssetAbstract_019e4590-1e5a-7186-a003-4e14faae3310" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentExcludingPlanInterestInMasterTrustFairValue_019e4590-1e5a-7861-826b-2149a1d01c4a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanReceivableAbstract_019e4590-1e5a-7d92-a03a-1240bd9a5c77" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanReceivableAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanAssetAbstract_019e4590-1e5a-7186-a003-4e14faae3310" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanReceivableAbstract_019e4590-1e5a-7d92-a03a-1240bd9a5c77" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanEmployerContributionReceivable_019e4590-1e5a-7a74-a787-3f96a3f9f357" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanEmployerContributionReceivable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanReceivableAbstract_019e4590-1e5a-7d92-a03a-1240bd9a5c77" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanEmployerContributionReceivable_019e4590-1e5a-7a74-a787-3f96a3f9f357" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipant_019e4590-1e5a-7861-b2b5-c7b0bbf891ae" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipant"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanReceivableAbstract_019e4590-1e5a-7d92-a03a-1240bd9a5c77" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipant_019e4590-1e5a-7861-b2b5-c7b0bbf891ae" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanReceivableInvestmentSale_019e4590-1e5a-7c55-9c61-62649535bc34" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanReceivableInvestmentSale"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanReceivableAbstract_019e4590-1e5a-7d92-a03a-1240bd9a5c77" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanReceivableInvestmentSale_019e4590-1e5a-7c55-9c61-62649535bc34" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanReceivable_019e4590-1e5a-75c5-af9c-3566e8d4e046" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanReceivable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanReceivableAbstract_019e4590-1e5a-7d92-a03a-1240bd9a5c77" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanReceivable_019e4590-1e5a-75c5-af9c-3566e8d4e046" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanAsset_019e4590-1e5a-76aa-abec-574ba5ff19bc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanAsset"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanAssetAbstract_019e4590-1e5a-7186-a003-4e14faae3310" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanAsset_019e4590-1e5a-76aa-abec-574ba5ff19bc" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanLiabilityAbstract_019e4590-1e5a-7d91-92b3-2f35d044e246" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanLiabilityAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfNetAssetAvailableForBenefitLineItems_019e4590-1e5a-7e3f-8535-b0f478e1a5d9" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanLiabilityAbstract_019e4590-1e5a-7d91-92b3-2f35d044e246" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanLiability_019e4590-1e5a-70ce-ba07-6dddbfe21f3a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanLiability"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanLiabilityAbstract_019e4590-1e5a-7d91-92b3-2f35d044e246" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanLiability_019e4590-1e5a-70ce-ba07-6dddbfe21f3a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefit_019e4590-1e5a-7d27-9677-4f2a12133327" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfNetAssetAvailableForBenefitLineItems_019e4590-1e5a-7e3f-8535-b0f478e1a5d9" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefit_019e4590-1e5a-7d27-9677-4f2a12133327" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.nordson.com/role/StatementofChangesinNetAssetsAvailableforBenefits" xlink:type="simple" xlink:href="ndsn-20260629.xsd#StatementofChangesinNetAssetsAvailableforBenefits"/>
  <link:definitionLink xlink:role="http://www.nordson.com/role/StatementofChangesinNetAssetsAvailableforBenefits" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitLineItems_019e4590-1e5a-707f-9f63-c3e01cca8cfc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitTable_019e4590-1e5a-7644-b436-1295b047a7c7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitLineItems_019e4590-1e5a-707f-9f63-c3e01cca8cfc" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitTable_019e4590-1e5a-7644-b436-1295b047a7c7" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019e4590-1e5a-7707-b97b-2a4a4d563eeb" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitTable_019e4590-1e5a-7644-b436-1295b047a7c7" xlink:to="loc_dei_LegalEntityAxis_019e4590-1e5a-7707-b97b-2a4a4d563eeb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e4590-1e5a-7707-b97b-2a4a4d563eeb_default" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_019e4590-1e5a-7707-b97b-2a4a4d563eeb" xlink:to="loc_dei_EntityDomain_019e4590-1e5a-7707-b97b-2a4a4d563eeb_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e4590-1e5a-7168-a742-751d6234c2da" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_019e4590-1e5a-7707-b97b-2a4a4d563eeb" xlink:to="loc_dei_EntityDomain_019e4590-1e5a-7168-a742-751d6234c2da" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ndsn_EBP002Member_019e4590-1e5a-79ee-82ef-5f040e2a8e17" xlink:href="ndsn-20260629.xsd#ndsn_EBP002Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019e4590-1e5a-7168-a742-751d6234c2da" xlink:to="loc_ndsn_EBP002Member_019e4590-1e5a-79ee-82ef-5f040e2a8e17" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_ndsn_EBPPlanTransfersNameOfPlanAxis_019e4590-1e5a-7f72-9f7c-36606c474adb" xlink:href="ndsn-20260629.xsd#ndsn_EBPPlanTransfersNameOfPlanAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitTable_019e4590-1e5a-7644-b436-1295b047a7c7" xlink:to="loc_ndsn_EBPPlanTransfersNameOfPlanAxis_019e4590-1e5a-7f72-9f7c-36606c474adb" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_ndsn_EBPPlanTransfersNameOfPlanDomain_019e4590-1e5a-7f72-9f7c-36606c474adb_default" xlink:href="ndsn-20260629.xsd#ndsn_EBPPlanTransfersNameOfPlanDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_ndsn_EBPPlanTransfersNameOfPlanAxis_019e4590-1e5a-7f72-9f7c-36606c474adb" xlink:to="loc_ndsn_EBPPlanTransfersNameOfPlanDomain_019e4590-1e5a-7f72-9f7c-36606c474adb_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ndsn_EBPPlanTransfersNameOfPlanDomain_019e4590-1e5a-75fd-a9c2-a9ac9803ee14" xlink:href="ndsn-20260629.xsd#ndsn_EBPPlanTransfersNameOfPlanDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_ndsn_EBPPlanTransfersNameOfPlanAxis_019e4590-1e5a-7f72-9f7c-36606c474adb" xlink:to="loc_ndsn_EBPPlanTransfersNameOfPlanDomain_019e4590-1e5a-75fd-a9c2-a9ac9803ee14" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ndsn_AragPrecisionTechnologyInc.401kPlanMember_019e4592-d5af-7cba-918f-5959a22389ce" xlink:href="ndsn-20260629.xsd#ndsn_AragPrecisionTechnologyInc.401kPlanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ndsn_EBPPlanTransfersNameOfPlanDomain_019e4590-1e5a-75fd-a9c2-a9ac9803ee14" xlink:to="loc_ndsn_AragPrecisionTechnologyInc.401kPlanMember_019e4592-d5af-7cba-918f-5959a22389ce" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_ndsn_NordsonHourlyRelatedEmployeesSavingsTrustPlanMember_019e4590-1e5a-7de5-9d89-6f928aa5bd55" xlink:href="ndsn-20260629.xsd#ndsn_NordsonHourlyRelatedEmployeesSavingsTrustPlanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ndsn_EBPPlanTransfersNameOfPlanDomain_019e4590-1e5a-75fd-a9c2-a9ac9803ee14" xlink:to="loc_ndsn_NordsonHourlyRelatedEmployeesSavingsTrustPlanMember_019e4590-1e5a-7de5-9d89-6f928aa5bd55" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ndsn_CyberOpticsCorporationRetirementSavingsPlanMember_019e4590-1e5a-7e11-8d63-8a161dcdaad5" xlink:href="ndsn-20260629.xsd#ndsn_CyberOpticsCorporationRetirementSavingsPlanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ndsn_EBPPlanTransfersNameOfPlanDomain_019e4590-1e5a-75fd-a9c2-a9ac9803ee14" xlink:to="loc_ndsn_CyberOpticsCorporationRetirementSavingsPlanMember_019e4590-1e5a-7e11-8d63-8a161dcdaad5" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseAbstract_019e4590-1e5a-7b93-9c3e-906e5280fdc4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitLineItems_019e4590-1e5a-707f-9f63-c3e01cca8cfc" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseAbstract_019e4590-1e5a-7b93-9c3e-906e5280fdc4" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForContributionAbstract_019e4590-1e5a-7b85-b8a7-2a4ac8a56522" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForContributionAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseAbstract_019e4590-1e5a-7b93-9c3e-906e5280fdc4" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForContributionAbstract_019e4590-1e5a-7b85-b8a7-2a4ac8a56522" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForEmployerContributionCash_019e4590-1e5a-7253-bd77-22a64e2738eb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForEmployerContributionCash"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForContributionAbstract_019e4590-1e5a-7b85-b8a7-2a4ac8a56522" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForEmployerContributionCash_019e4590-1e5a-7253-bd77-22a64e2738eb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForParticipantContributionExcludingRollover_019e4590-1e5a-7b09-968a-0eebddc9095b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForParticipantContributionExcludingRollover"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForContributionAbstract_019e4590-1e5a-7b85-b8a7-2a4ac8a56522" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForParticipantContributionExcludingRollover_019e4590-1e5a-7b09-968a-0eebddc9095b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForParticipantContributionRollover_019e4590-1e5a-7c5e-ab4d-2598a56f7035" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForParticipantContributionRollover"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForContributionAbstract_019e4590-1e5a-7b85-b8a7-2a4ac8a56522" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForParticipantContributionRollover_019e4590-1e5a-7c5e-ab4d-2598a56f7035" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForContribution_019e4590-1e5a-78a2-ba91-4c66c77036ce" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForContribution"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForContributionAbstract_019e4590-1e5a-7b85-b8a7-2a4ac8a56522" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForContribution_019e4590-1e5a-78a2-ba91-4c66c77036ce" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForInterestIncomeOnNoteReceivableFromParticipant_019e4590-1e5a-7956-8716-8a266fb889c1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForInterestIncomeOnNoteReceivableFromParticipant"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseAbstract_019e4590-1e5a-7b93-9c3e-906e5280fdc4" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForInterestIncomeOnNoteReceivableFromParticipant_019e4590-1e5a-7956-8716-8a266fb889c1" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestmentAbstract_019e4590-1e5a-7d7d-b683-6890da46e021" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestmentAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseAbstract_019e4590-1e5a-7b93-9c3e-906e5280fdc4" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestmentAbstract_019e4590-1e5a-7d7d-b683-6890da46e021" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForInterestAndDividendIncomeOnInvestment_019e4590-1e5a-7003-97b6-8b210b20c57d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForInterestAndDividendIncomeOnInvestment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestmentAbstract_019e4590-1e5a-7d7d-b683-6890da46e021" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForInterestAndDividendIncomeOnInvestment_019e4590-1e5a-7003-97b6-8b210b20c57d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForGainLossOnInvestment_019e4590-1e5a-74e4-bd0f-86c187c62c3f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForGainLossOnInvestment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestmentAbstract_019e4590-1e5a-7d7d-b683-6890da46e021" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForGainLossOnInvestment_019e4590-1e5a-74e4-bd0f-86c187c62c3f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestment_019e4590-1e5a-769b-a5d1-85c6e6bf8944" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestmentAbstract_019e4590-1e5a-7d7d-b683-6890da46e021" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestment_019e4590-1e5a-769b-a5d1-85c6e6bf8944" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseAbstract_019e4590-1e5a-7ca7-b88c-af3c688ac292" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitLineItems_019e4590-1e5a-707f-9f63-c3e01cca8cfc" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseAbstract_019e4590-1e5a-7ca7-b88c-af3c688ac292" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseForPaymentToParticipant_019e4590-1e5a-7fd6-be0c-28e6209fb985" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseForPaymentToParticipant"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseAbstract_019e4590-1e5a-7ca7-b88c-af3c688ac292" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseForPaymentToParticipant_019e4590-1e5a-7fd6-be0c-28e6209fb985" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseForAdministrativeExpense_019e4590-1e5a-72e5-a72f-5f029a6f2f17" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseForAdministrativeExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseAbstract_019e4590-1e5a-7ca7-b88c-af3c688ac292" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseForAdministrativeExpense_019e4590-1e5a-72e5-a72f-5f029a6f2f17" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecrease_019e4590-1e5a-7d6d-acf3-4f95002ebc94" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecrease"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseAbstract_019e4590-1e5a-7ca7-b88c-af3c688ac292" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecrease_019e4590-1e5a-7d6d-acf3-4f95002ebc94" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecrease_019e4590-1e5a-790d-a25d-7ed25bdc32e0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecrease"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseAbstract_019e4590-1e5a-7ca7-b88c-af3c688ac292" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecrease_019e4590-1e5a-790d-a25d-7ed25bdc32e0" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitTransferToFromExternalPlan_019e4590-1e5a-7ad0-a161-936225af93d4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitTransferToFromExternalPlan"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitLineItems_019e4590-1e5a-707f-9f63-c3e01cca8cfc" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitTransferToFromExternalPlan_019e4590-1e5a-7ad0-a161-936225af93d4" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_ndsn_EBPChangeInNetAssetAvailableForBenefitIncreaseDecreaseAfterTransfers_019e4590-1e5a-773e-8076-9a97175a78bd" xlink:href="ndsn-20260629.xsd#ndsn_EBPChangeInNetAssetAvailableForBenefitIncreaseDecreaseAfterTransfers"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitLineItems_019e4590-1e5a-707f-9f63-c3e01cca8cfc" xlink:to="loc_ndsn_EBPChangeInNetAssetAvailableForBenefitIncreaseDecreaseAfterTransfers_019e4590-1e5a-773e-8076-9a97175a78bd" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefitAbstract_019e4590-1e5a-7ca2-a038-bacf6478fa62" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefitAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitLineItems_019e4590-1e5a-707f-9f63-c3e01cca8cfc" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefitAbstract_019e4590-1e5a-7ca2-a038-bacf6478fa62" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefit_019e4590-1e5a-7bf3-83ff-fead8eb678c6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefitAbstract_019e4590-1e5a-7ca2-a038-bacf6478fa62" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefit_019e4590-1e5a-7bf3-83ff-fead8eb678c6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefit_019e4590-1e5a-7b3e-8314-b5fb3463b6d8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefit"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.nordson.com/role/DescriptionofthePlan" xlink:type="simple" xlink:href="ndsn-20260629.xsd#DescriptionofthePlan"/>
  <link:definitionLink xlink:role="http://www.nordson.com/role/DescriptionofthePlan" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019e4590-1e5a-7d32-abc9-f428f62ded55" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable_019e4590-1e5a-7e4b-9a46-c59e81a8deff" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019e4590-1e5a-7d32-abc9-f428f62ded55" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable_019e4590-1e5a-7e4b-9a46-c59e81a8deff" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019e4590-1e5a-7fec-b896-84be552efb94" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable_019e4590-1e5a-7e4b-9a46-c59e81a8deff" xlink:to="loc_dei_LegalEntityAxis_019e4590-1e5a-7fec-b896-84be552efb94" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e4590-1e5a-7fec-b896-84be552efb94_default" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_019e4590-1e5a-7fec-b896-84be552efb94" xlink:to="loc_dei_EntityDomain_019e4590-1e5a-7fec-b896-84be552efb94_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e4590-1e5a-71f5-9398-25b5ea91b9ee" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_019e4590-1e5a-7fec-b896-84be552efb94" xlink:to="loc_dei_EntityDomain_019e4590-1e5a-71f5-9398-25b5ea91b9ee" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ndsn_EBP002Member_019e4590-1e5a-7d6c-9926-18677869aa67" xlink:href="ndsn-20260629.xsd#ndsn_EBP002Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019e4590-1e5a-71f5-9398-25b5ea91b9ee" xlink:to="loc_ndsn_EBP002Member_019e4590-1e5a-7d6c-9926-18677869aa67" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTextBlock_019e4590-1e5a-70c2-87b5-ffe1eef64f7f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTextBlock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019e4590-1e5a-7d32-abc9-f428f62ded55" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTextBlock_019e4590-1e5a-70c2-87b5-ffe1eef64f7f" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.nordson.com/role/SummaryofSignificantAccountingPolicies" xlink:type="simple" xlink:href="ndsn-20260629.xsd#SummaryofSignificantAccountingPolicies"/>
  <link:definitionLink xlink:role="http://www.nordson.com/role/SummaryofSignificantAccountingPolicies" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems_019e4590-1e5a-784d-aa83-c061bf109c86" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyTable_019e4590-1e5a-7353-b22e-d4ec0828e398" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems_019e4590-1e5a-784d-aa83-c061bf109c86" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyTable_019e4590-1e5a-7353-b22e-d4ec0828e398" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019e4590-1e5a-7b5f-88d0-b939e8ff0b66" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyTable_019e4590-1e5a-7353-b22e-d4ec0828e398" xlink:to="loc_dei_LegalEntityAxis_019e4590-1e5a-7b5f-88d0-b939e8ff0b66" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e4590-1e5a-7b5f-88d0-b939e8ff0b66_default" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_019e4590-1e5a-7b5f-88d0-b939e8ff0b66" xlink:to="loc_dei_EntityDomain_019e4590-1e5a-7b5f-88d0-b939e8ff0b66_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e4590-1e5a-70e8-bf86-e17eabebfaca" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_019e4590-1e5a-7b5f-88d0-b939e8ff0b66" xlink:to="loc_dei_EntityDomain_019e4590-1e5a-70e8-bf86-e17eabebfaca" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ndsn_EBP002Member_019e4590-1e5a-7b9a-876a-a940d5aae9f2" xlink:href="ndsn-20260629.xsd#ndsn_EBP002Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019e4590-1e5a-70e8-bf86-e17eabebfaca" xlink:to="loc_ndsn_EBP002Member_019e4590-1e5a-7b9a-876a-a940d5aae9f2" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanSummaryOfAccountingPolicyTextBlock_019e4590-1e5a-709e-82c3-3ed3b173213c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanSummaryOfAccountingPolicyTextBlock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems_019e4590-1e5a-784d-aa83-c061bf109c86" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanSummaryOfAccountingPolicyTextBlock_019e4590-1e5a-709e-82c3-3ed3b173213c" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.nordson.com/role/TaxStatus" xlink:type="simple" xlink:href="ndsn-20260629.xsd#TaxStatus"/>
  <link:definitionLink xlink:role="http://www.nordson.com/role/TaxStatus" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanTaxStatusLineItems_019e4590-1e5a-7c66-8d89-e05ddbc1591c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanTaxStatusLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanTaxStatusTable_019e4590-1e5a-7291-a28f-333f847e965b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanTaxStatusTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanTaxStatusLineItems_019e4590-1e5a-7c66-8d89-e05ddbc1591c" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanTaxStatusTable_019e4590-1e5a-7291-a28f-333f847e965b" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019e4590-1e5a-7093-a005-9b32d4a7eb41" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanTaxStatusTable_019e4590-1e5a-7291-a28f-333f847e965b" xlink:to="loc_dei_LegalEntityAxis_019e4590-1e5a-7093-a005-9b32d4a7eb41" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e4590-1e5a-7093-a005-9b32d4a7eb41_default" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_019e4590-1e5a-7093-a005-9b32d4a7eb41" xlink:to="loc_dei_EntityDomain_019e4590-1e5a-7093-a005-9b32d4a7eb41_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e4590-1e5a-7ae8-a628-1f2050d883a9" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_019e4590-1e5a-7093-a005-9b32d4a7eb41" xlink:to="loc_dei_EntityDomain_019e4590-1e5a-7ae8-a628-1f2050d883a9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ndsn_EBP002Member_019e4590-1e5a-7475-a026-45985f13cac5" xlink:href="ndsn-20260629.xsd#ndsn_EBP002Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019e4590-1e5a-7ae8-a628-1f2050d883a9" xlink:to="loc_ndsn_EBP002Member_019e4590-1e5a-7475-a026-45985f13cac5" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanTaxStatusTextBlock_019e4590-1e5a-7353-83b8-1c15888881ef" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanTaxStatusTextBlock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanTaxStatusLineItems_019e4590-1e5a-7c66-8d89-e05ddbc1591c" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanTaxStatusTextBlock_019e4590-1e5a-7353-83b8-1c15888881ef" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.nordson.com/role/FairValueMeasurements" xlink:type="simple" xlink:href="ndsn-20260629.xsd#FairValueMeasurements"/>
  <link:definitionLink xlink:role="http://www.nordson.com/role/FairValueMeasurements" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems_019e4590-1e5a-75af-8af8-9d8f8e832f4a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable_019e4590-1e5a-707a-8658-c4b0a284c554" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems_019e4590-1e5a-75af-8af8-9d8f8e832f4a" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable_019e4590-1e5a-707a-8658-c4b0a284c554" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019e4590-1e5a-7dea-a4c6-134db9334674" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable_019e4590-1e5a-707a-8658-c4b0a284c554" xlink:to="loc_dei_LegalEntityAxis_019e4590-1e5a-7dea-a4c6-134db9334674" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e4590-1e5a-7dea-a4c6-134db9334674_default" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_019e4590-1e5a-7dea-a4c6-134db9334674" xlink:to="loc_dei_EntityDomain_019e4590-1e5a-7dea-a4c6-134db9334674_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e4590-1e5a-7419-8af5-715b6235a708" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_019e4590-1e5a-7dea-a4c6-134db9334674" xlink:to="loc_dei_EntityDomain_019e4590-1e5a-7419-8af5-715b6235a708" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ndsn_EBP002Member_019e4590-1e5a-710a-ba4a-255ab9bc9ae4" xlink:href="ndsn-20260629.xsd#ndsn_EBP002Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019e4590-1e5a-7419-8af5-715b6235a708" xlink:to="loc_ndsn_EBP002Member_019e4590-1e5a-710a-ba4a-255ab9bc9ae4" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTextBlock_019e4590-1e5a-7043-9e39-9aaf368a1ded" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTextBlock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems_019e4590-1e5a-75af-8af8-9d8f8e832f4a" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTextBlock_019e4590-1e5a-7043-9e39-9aaf368a1ded" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.nordson.com/role/PartyinInterestTransactions" xlink:type="simple" xlink:href="ndsn-20260629.xsd#PartyinInterestTransactions"/>
  <link:definitionLink xlink:role="http://www.nordson.com/role/PartyinInterestTransactions" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsLineItems_019e4590-1f1d-7d71-bca2-716fdd153e34" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsTable_019e4590-1f1d-7a1b-8810-bebbcdb345e4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsLineItems_019e4590-1f1d-7d71-bca2-716fdd153e34" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsTable_019e4590-1f1d-7a1b-8810-bebbcdb345e4" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019e4590-1f1d-73a0-bbaf-d85bf967c018" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsTable_019e4590-1f1d-7a1b-8810-bebbcdb345e4" xlink:to="loc_dei_LegalEntityAxis_019e4590-1f1d-73a0-bbaf-d85bf967c018" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e4590-1f1d-73a0-bbaf-d85bf967c018_default" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_019e4590-1f1d-73a0-bbaf-d85bf967c018" xlink:to="loc_dei_EntityDomain_019e4590-1f1d-73a0-bbaf-d85bf967c018_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e4590-1f1d-7c13-ac4f-cbaaa22bc311" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_019e4590-1f1d-73a0-bbaf-d85bf967c018" xlink:to="loc_dei_EntityDomain_019e4590-1f1d-7c13-ac4f-cbaaa22bc311" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ndsn_EBP002Member_019e4590-1f1d-70a9-9952-307f0efa5c53" xlink:href="ndsn-20260629.xsd#ndsn_EBP002Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019e4590-1f1d-7c13-ac4f-cbaaa22bc311" xlink:to="loc_ndsn_EBP002Member_019e4590-1f1d-70a9-9952-307f0efa5c53" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsTextBlock_019e4590-1f1d-7669-a25f-326a85722376" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsTextBlock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsLineItems_019e4590-1f1d-7d71-bca2-716fdd153e34" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsTextBlock_019e4590-1f1d-7669-a25f-326a85722376" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.nordson.com/role/SubsequentEvents" xlink:type="simple" xlink:href="ndsn-20260629.xsd#SubsequentEvents"/>
  <link:definitionLink xlink:role="http://www.nordson.com/role/SubsequentEvents" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EbpSubsequentEventLineItems_019e4590-1f1d-724f-b49f-9f928f773474" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EbpSubsequentEventLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EbpSubsequentEventTable_019e4590-1f1d-7571-9797-4cb3a2844073" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EbpSubsequentEventTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap-ebp_EbpSubsequentEventLineItems_019e4590-1f1d-724f-b49f-9f928f773474" xlink:to="loc_us-gaap-ebp_EbpSubsequentEventTable_019e4590-1f1d-7571-9797-4cb3a2844073" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019e4590-1f1d-7f21-be07-af53cc5f1f33" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap-ebp_EbpSubsequentEventTable_019e4590-1f1d-7571-9797-4cb3a2844073" xlink:to="loc_dei_LegalEntityAxis_019e4590-1f1d-7f21-be07-af53cc5f1f33" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e4590-1f1d-7f21-be07-af53cc5f1f33_default" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_019e4590-1f1d-7f21-be07-af53cc5f1f33" xlink:to="loc_dei_EntityDomain_019e4590-1f1d-7f21-be07-af53cc5f1f33_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e4590-1f1d-7ae0-b49a-de8bc05ecd24" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_019e4590-1f1d-7f21-be07-af53cc5f1f33" xlink:to="loc_dei_EntityDomain_019e4590-1f1d-7ae0-b49a-de8bc05ecd24" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ndsn_EBP002Member_019e4590-1f1d-78a8-bb16-bcac2ab6a16c" xlink:href="ndsn-20260629.xsd#ndsn_EBP002Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019e4590-1f1d-7ae0-b49a-de8bc05ecd24" xlink:to="loc_ndsn_EBP002Member_019e4590-1f1d-78a8-bb16-bcac2ab6a16c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanSubsequentEventTextBlock_019e4590-1f1d-7bb0-b563-063ad161c999" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanSubsequentEventTextBlock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EbpSubsequentEventLineItems_019e4590-1f1d-724f-b49f-9f928f773474" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanSubsequentEventTextBlock_019e4590-1f1d-7bb0-b563-063ad161c999" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.nordson.com/role/ScheduleHLine4iSCHEDULEOFASSETSHELDFORINVESTMENTPURPOSESATENDOFYEAR" xlink:type="simple" xlink:href="ndsn-20260629.xsd#ScheduleHLine4iSCHEDULEOFASSETSHELDFORINVESTMENTPURPOSESATENDOFYEAR"/>
  <link:definitionLink xlink:role="http://www.nordson.com/role/ScheduleHLine4iSCHEDULEOFASSETSHELDFORINVESTMENTPURPOSESATENDOFYEAR" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems_019e4590-1f1d-7cf8-9def-dcb1cb383443" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTable_019e4590-1f1d-72a7-9f3b-88e64a246b37" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems_019e4590-1f1d-7cf8-9def-dcb1cb383443" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTable_019e4590-1f1d-72a7-9f3b-88e64a246b37" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019e4590-1f1d-7d16-a326-2461355d362f" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTable_019e4590-1f1d-72a7-9f3b-88e64a246b37" xlink:to="loc_dei_LegalEntityAxis_019e4590-1f1d-7d16-a326-2461355d362f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e4590-1f1d-7d16-a326-2461355d362f_default" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_019e4590-1f1d-7d16-a326-2461355d362f" xlink:to="loc_dei_EntityDomain_019e4590-1f1d-7d16-a326-2461355d362f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e4590-1f1d-7b4b-838b-602a36833274" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_019e4590-1f1d-7d16-a326-2461355d362f" xlink:to="loc_dei_EntityDomain_019e4590-1f1d-7b4b-838b-602a36833274" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ndsn_EBP002Member_019e4590-1f1d-72bf-89b5-b8aa73a9b922" xlink:href="ndsn-20260629.xsd#ndsn_EBP002Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019e4590-1f1d-7b4b-838b-602a36833274" xlink:to="loc_ndsn_EBP002Member_019e4590-1f1d-72bf-89b5-b8aa73a9b922" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTableTextBlock_019e4590-1f1d-7710-aef0-bae9510c146e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTableTextBlock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems_019e4590-1f1d-7cf8-9def-dcb1cb383443" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTableTextBlock_019e4590-1f1d-7710-aef0-bae9510c146e" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.nordson.com/role/ScheduleHLine4aSCHEDULEOFDELINQUENTCONTRIBUTIONS" xlink:type="simple" xlink:href="ndsn-20260629.xsd#ScheduleHLine4aSCHEDULEOFDELINQUENTCONTRIBUTIONS"/>
  <link:definitionLink xlink:role="http://www.nordson.com/role/ScheduleHLine4aSCHEDULEOFDELINQUENTCONTRIBUTIONS" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionLineItems_019e45b2-1b55-7b13-a34f-ac00d14a2c8c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionTable_019e45b2-1b55-7fd3-90a9-3fe2fd47db43" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionLineItems_019e45b2-1b55-7b13-a34f-ac00d14a2c8c" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionTable_019e45b2-1b55-7fd3-90a9-3fe2fd47db43" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019e45b2-1b55-7aea-88b8-133bce4fb8c2" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionTable_019e45b2-1b55-7fd3-90a9-3fe2fd47db43" xlink:to="loc_dei_LegalEntityAxis_019e45b2-1b55-7aea-88b8-133bce4fb8c2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e45b2-1b55-7aea-88b8-133bce4fb8c2_default" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_019e45b2-1b55-7aea-88b8-133bce4fb8c2" xlink:to="loc_dei_EntityDomain_019e45b2-1b55-7aea-88b8-133bce4fb8c2_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e45b2-1b55-7e1b-b743-0fff816beb69" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_019e45b2-1b55-7aea-88b8-133bce4fb8c2" xlink:to="loc_dei_EntityDomain_019e45b2-1b55-7e1b-b743-0fff816beb69" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ndsn_EBP002Member_019e45b2-1b55-7db8-8684-9839da95434b" xlink:href="ndsn-20260629.xsd#ndsn_EBP002Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019e45b2-1b55-7e1b-b743-0fff816beb69" xlink:to="loc_ndsn_EBP002Member_019e45b2-1b55-7db8-8684-9839da95434b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionTableTextBlock_019e45b2-1b55-7c78-81dd-11615455d121" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionTableTextBlock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionLineItems_019e45b2-1b55-7b13-a34f-ac00d14a2c8c" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionTableTextBlock_019e45b2-1b55-7c78-81dd-11615455d121" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.nordson.com/role/SummaryofSignificantAccountingPoliciesPolicies" xlink:type="simple" xlink:href="ndsn-20260629.xsd#SummaryofSignificantAccountingPoliciesPolicies"/>
  <link:definitionLink xlink:role="http://www.nordson.com/role/SummaryofSignificantAccountingPoliciesPolicies" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems_019e4590-1e5a-7413-8498-35b0683a2dd1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyTable_019e4590-1e5a-7369-93d8-19e1dfc5d3ec" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems_019e4590-1e5a-7413-8498-35b0683a2dd1" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyTable_019e4590-1e5a-7369-93d8-19e1dfc5d3ec" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019e4590-1e5a-7f5c-945b-a33d898d3e81" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyTable_019e4590-1e5a-7369-93d8-19e1dfc5d3ec" xlink:to="loc_dei_LegalEntityAxis_019e4590-1e5a-7f5c-945b-a33d898d3e81" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e4590-1e5a-7f5c-945b-a33d898d3e81_default" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_019e4590-1e5a-7f5c-945b-a33d898d3e81" xlink:to="loc_dei_EntityDomain_019e4590-1e5a-7f5c-945b-a33d898d3e81_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e4590-1e5a-7bd9-9855-10bfafedddd0" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_019e4590-1e5a-7f5c-945b-a33d898d3e81" xlink:to="loc_dei_EntityDomain_019e4590-1e5a-7bd9-9855-10bfafedddd0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ndsn_EBP002Member_019e4590-1e5a-766e-b8be-b661f2dd5bcd" xlink:href="ndsn-20260629.xsd#ndsn_EBP002Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019e4590-1e5a-7bd9-9855-10bfafedddd0" xlink:to="loc_ndsn_EBP002Member_019e4590-1e5a-766e-b8be-b661f2dd5bcd" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanBasisOfAccountingPolicyTextBlock_019e4590-1e5a-7f00-a5fe-9e5e7fd533c8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanBasisOfAccountingPolicyTextBlock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems_019e4590-1e5a-7413-8498-35b0683a2dd1" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanBasisOfAccountingPolicyTextBlock_019e4590-1e5a-7f00-a5fe-9e5e7fd533c8" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentPolicyTextBlock_019e4590-1e5a-7489-a739-d86c7ac01e1c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentPolicyTextBlock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems_019e4590-1e5a-7413-8498-35b0683a2dd1" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentPolicyTextBlock_019e4590-1e5a-7489-a739-d86c7ac01e1c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipantPolicyTextBlock_019e4590-1e5a-7c56-b722-d970c9993c70" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipantPolicyTextBlock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems_019e4590-1e5a-7413-8498-35b0683a2dd1" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipantPolicyTextBlock_019e4590-1e5a-7c56-b722-d970c9993c70" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanUseOfEstimatePolicyTextBlock_019e4590-1e5a-71f8-b19e-a01206af2079" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanUseOfEstimatePolicyTextBlock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems_019e4590-1e5a-7413-8498-35b0683a2dd1" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanUseOfEstimatePolicyTextBlock_019e4590-1e5a-71f8-b19e-a01206af2079" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_ndsn_EBPPlanTerminationPolicyTextBlock_019e4590-1e5a-7ad8-b273-2a0569f6ca73" xlink:href="ndsn-20260629.xsd#ndsn_EBPPlanTerminationPolicyTextBlock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems_019e4590-1e5a-7413-8498-35b0683a2dd1" xlink:to="loc_ndsn_EBPPlanTerminationPolicyTextBlock_019e4590-1e5a-7ad8-b273-2a0569f6ca73" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EbpRiskAndUncertaintyPolicyTextBlock_019e4590-1e5a-7025-af2a-aa8324439250" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EbpRiskAndUncertaintyPolicyTextBlock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems_019e4590-1e5a-7413-8498-35b0683a2dd1" xlink:to="loc_us-gaap-ebp_EbpRiskAndUncertaintyPolicyTextBlock_019e4590-1e5a-7025-af2a-aa8324439250" xlink:type="arc" order="5"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.nordson.com/role/FairValueMeasurementsTables" xlink:type="simple" xlink:href="ndsn-20260629.xsd#FairValueMeasurementsTables"/>
  <link:definitionLink xlink:role="http://www.nordson.com/role/FairValueMeasurementsTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems_019e4590-1e5a-7fee-aa35-e337870e8d2c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable_019e4590-1e5a-7d1f-8044-85dfe264330c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems_019e4590-1e5a-7fee-aa35-e337870e8d2c" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable_019e4590-1e5a-7d1f-8044-85dfe264330c" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019e4590-1e5a-7cb3-ab47-670fad2ac6da" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable_019e4590-1e5a-7d1f-8044-85dfe264330c" xlink:to="loc_dei_LegalEntityAxis_019e4590-1e5a-7cb3-ab47-670fad2ac6da" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e4590-1e5a-7cb3-ab47-670fad2ac6da_default" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_019e4590-1e5a-7cb3-ab47-670fad2ac6da" xlink:to="loc_dei_EntityDomain_019e4590-1e5a-7cb3-ab47-670fad2ac6da_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e4590-1e5a-7806-a4a2-e337dfe75d25" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_019e4590-1e5a-7cb3-ab47-670fad2ac6da" xlink:to="loc_dei_EntityDomain_019e4590-1e5a-7806-a4a2-e337dfe75d25" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ndsn_EBP002Member_019e4590-1e5a-7f27-adef-864343691227" xlink:href="ndsn-20260629.xsd#ndsn_EBP002Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019e4590-1e5a-7806-a4a2-e337dfe75d25" xlink:to="loc_ndsn_EBP002Member_019e4590-1e5a-7f27-adef-864343691227" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTableTextBlock_019e4590-1e5a-7316-ad76-e7b5100c150d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTableTextBlock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems_019e4590-1e5a-7fee-aa35-e337870e8d2c" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTableTextBlock_019e4590-1e5a-7316-ad76-e7b5100c150d" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.nordson.com/role/DescriptionofthePlanDetails" xlink:type="simple" xlink:href="ndsn-20260629.xsd#DescriptionofthePlanDetails"/>
  <link:definitionLink xlink:role="http://www.nordson.com/role/DescriptionofthePlanDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019e4590-1e5a-79b4-b11d-255eefce7a9d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable_019e4590-1e5a-729f-9839-0859974af630" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019e4590-1e5a-79b4-b11d-255eefce7a9d" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable_019e4590-1e5a-729f-9839-0859974af630" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019e4590-1e5a-77df-8b86-30765ddbec98" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable_019e4590-1e5a-729f-9839-0859974af630" xlink:to="loc_dei_LegalEntityAxis_019e4590-1e5a-77df-8b86-30765ddbec98" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e4590-1e5a-77df-8b86-30765ddbec98_default" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_019e4590-1e5a-77df-8b86-30765ddbec98" xlink:to="loc_dei_EntityDomain_019e4590-1e5a-77df-8b86-30765ddbec98_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e4590-1e5a-7986-8db3-9c4f33c6efd6" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_019e4590-1e5a-77df-8b86-30765ddbec98" xlink:to="loc_dei_EntityDomain_019e4590-1e5a-7986-8db3-9c4f33c6efd6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ndsn_EBP002Member_019e4590-1e5a-7a9e-ad9f-2b9b6b828baf" xlink:href="ndsn-20260629.xsd#ndsn_EBP002Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019e4590-1e5a-7986-8db3-9c4f33c6efd6" xlink:to="loc_ndsn_EBP002Member_019e4590-1e5a-7a9e-ad9f-2b9b6b828baf" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_019e4590-1e5a-7640-a07a-61528d5a580f" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable_019e4590-1e5a-729f-9839-0859974af630" xlink:to="loc_srt_RangeAxis_019e4590-1e5a-7640-a07a-61528d5a580f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_019e4590-1e5a-7640-a07a-61528d5a580f_default" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_019e4590-1e5a-7640-a07a-61528d5a580f" xlink:to="loc_srt_RangeMember_019e4590-1e5a-7640-a07a-61528d5a580f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_019e4590-1e5a-7f30-ac46-f03d66f9dd18" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_019e4590-1e5a-7640-a07a-61528d5a580f" xlink:to="loc_srt_RangeMember_019e4590-1e5a-7f30-ac46-f03d66f9dd18" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_019e4590-1e5a-7595-ae58-5a66ff658ae8" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_019e4590-1e5a-7f30-ac46-f03d66f9dd18" xlink:to="loc_srt_MinimumMember_019e4590-1e5a-7595-ae58-5a66ff658ae8" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_019e4590-1e5a-7bdc-a543-e056bcf7fe23" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_019e4590-1e5a-7f30-ac46-f03d66f9dd18" xlink:to="loc_srt_MaximumMember_019e4590-1e5a-7bdc-a543-e056bcf7fe23" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ndsn_EBPRequisiteServicePeriodNumberOfHours_019e4590-1e5a-7280-9559-7a25ef5ee3b8" xlink:href="ndsn-20260629.xsd#ndsn_EBPRequisiteServicePeriodNumberOfHours"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019e4590-1e5a-79b4-b11d-255eefce7a9d" xlink:to="loc_ndsn_EBPRequisiteServicePeriodNumberOfHours_019e4590-1e5a-7280-9559-7a25ef5ee3b8" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_ndsn_EBPParticipantContributionMinimumAnnualContributionToEligibleCompensationPercentage_019e4590-1e5a-7a62-aa83-37f75c393a5c" xlink:href="ndsn-20260629.xsd#ndsn_EBPParticipantContributionMinimumAnnualContributionToEligibleCompensationPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019e4590-1e5a-79b4-b11d-255eefce7a9d" xlink:to="loc_ndsn_EBPParticipantContributionMinimumAnnualContributionToEligibleCompensationPercentage_019e4590-1e5a-7a62-aa83-37f75c393a5c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ndsn_EBPParticipantContributionMaximumAnnualContributionToEligibleCompensationPercentage_019e4590-1e5a-7786-8c7d-0c46c4fce6e3" xlink:href="ndsn-20260629.xsd#ndsn_EBPParticipantContributionMaximumAnnualContributionToEligibleCompensationPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019e4590-1e5a-79b4-b11d-255eefce7a9d" xlink:to="loc_ndsn_EBPParticipantContributionMaximumAnnualContributionToEligibleCompensationPercentage_019e4590-1e5a-7786-8c7d-0c46c4fce6e3" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanParticipantContributionAutomaticDeferralRate_019e4590-1e5a-799c-a9b9-c55941ef4199" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanParticipantContributionAutomaticDeferralRate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019e4590-1e5a-79b4-b11d-255eefce7a9d" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanParticipantContributionAutomaticDeferralRate_019e4590-1e5a-799c-a9b9-c55941ef4199" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_ndsn_EBPParticipantContributionAutomaticAnnualIncreaseDeferralRate_019e4590-1e5a-751a-93ef-f1afa851c4b3" xlink:href="ndsn-20260629.xsd#ndsn_EBPParticipantContributionAutomaticAnnualIncreaseDeferralRate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019e4590-1e5a-79b4-b11d-255eefce7a9d" xlink:to="loc_ndsn_EBPParticipantContributionAutomaticAnnualIncreaseDeferralRate_019e4590-1e5a-751a-93ef-f1afa851c4b3" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_ndsn_EBPParticipantContributionAfterTaxAnnualContributionToEligibleCompensationPercentage_019e4590-1e5a-7296-915d-b5f1c43144be" xlink:href="ndsn-20260629.xsd#ndsn_EBPParticipantContributionAfterTaxAnnualContributionToEligibleCompensationPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019e4590-1e5a-79b4-b11d-255eefce7a9d" xlink:to="loc_ndsn_EBPParticipantContributionAfterTaxAnnualContributionToEligibleCompensationPercentage_019e4590-1e5a-7296-915d-b5f1c43144be" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanParticipantContributionPretaxMaximumAnnualCompensationToTotalCompensationPercentage_019e4590-1e5a-7677-9e3f-2cc9e97f9af2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanParticipantContributionPretaxMaximumAnnualCompensationToTotalCompensationPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019e4590-1e5a-79b4-b11d-255eefce7a9d" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanParticipantContributionPretaxMaximumAnnualCompensationToTotalCompensationPercentage_019e4590-1e5a-7677-9e3f-2cc9e97f9af2" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanEmployerContributionMatchingPercentage_019e4590-1e5a-7c97-8202-ce881ccc529f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanEmployerContributionMatchingPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019e4590-1e5a-79b4-b11d-255eefce7a9d" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanEmployerContributionMatchingPercentage_019e4590-1e5a-7c97-8202-ce881ccc529f" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanEmployerContributionParticipantCompensationMatchedPercentage_019e4590-1e5a-7620-a49a-24e2a4292289" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanEmployerContributionParticipantCompensationMatchedPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019e4590-1e5a-79b4-b11d-255eefce7a9d" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanEmployerContributionParticipantCompensationMatchedPercentage_019e4590-1e5a-7620-a49a-24e2a4292289" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_ndsn_EBPEmployerContributionAdditionalParticipantCompensationMatchedPercentage_019e4590-1e5a-75f1-8111-774534c7733b" xlink:href="ndsn-20260629.xsd#ndsn_EBPEmployerContributionAdditionalParticipantCompensationMatchedPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019e4590-1e5a-79b4-b11d-255eefce7a9d" xlink:to="loc_ndsn_EBPEmployerContributionAdditionalParticipantCompensationMatchedPercentage_019e4590-1e5a-75f1-8111-774534c7733b" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_ndsn_EBPEmployerContributionVestingPercentage_019e4590-1e5a-7722-915f-5ae84bfaf3be" xlink:href="ndsn-20260629.xsd#ndsn_EBPEmployerContributionVestingPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019e4590-1e5a-79b4-b11d-255eefce7a9d" xlink:to="loc_ndsn_EBPEmployerContributionVestingPercentage_019e4590-1e5a-7722-915f-5ae84bfaf3be" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_ndsn_EBPEmployerContributionVestingServicePeriod_019e4590-1e5a-7039-8a65-0ba3328204ce" xlink:href="ndsn-20260629.xsd#ndsn_EBPEmployerContributionVestingServicePeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019e4590-1e5a-79b4-b11d-255eefce7a9d" xlink:to="loc_ndsn_EBPEmployerContributionVestingServicePeriod_019e4590-1e5a-7039-8a65-0ba3328204ce" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanForfeitedNonvestedAccountDecreaseForEmployerContribution_019e4590-1e5a-7e2e-aa0a-582592249779" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanForfeitedNonvestedAccountDecreaseForEmployerContribution"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019e4590-1e5a-79b4-b11d-255eefce7a9d" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanForfeitedNonvestedAccountDecreaseForEmployerContribution_019e4590-1e5a-7e2e-aa0a-582592249779" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanForfeitedNonvestedAccount_019e4590-1e5a-7cbc-917e-997f1e9b9b9a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanForfeitedNonvestedAccount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019e4590-1e5a-79b4-b11d-255eefce7a9d" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanForfeitedNonvestedAccount_019e4590-1e5a-7cbc-917e-997f1e9b9b9a" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipantAccountMaximumBorrowingAmount_019e4590-1e5a-78e2-ba15-a188afa86fd4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipantAccountMaximumBorrowingAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019e4590-1e5a-79b4-b11d-255eefce7a9d" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipantAccountMaximumBorrowingAmount_019e4590-1e5a-78e2-ba15-a188afa86fd4" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipantAccountMaximumBorrowingToTotalAccountPercentage_019e4590-1e5a-7b3d-849f-89b3b8d06ced" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipantAccountMaximumBorrowingToTotalAccountPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019e4590-1e5a-79b4-b11d-255eefce7a9d" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipantAccountMaximumBorrowingToTotalAccountPercentage_019e4590-1e5a-7b3d-849f-89b3b8d06ced" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_ndsn_EBPNoteReceivableFromParticipantMaximumBorrowingTerm_019e4590-1e5a-7e57-87c0-a210f7ae119e" xlink:href="ndsn-20260629.xsd#ndsn_EBPNoteReceivableFromParticipantMaximumBorrowingTerm"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019e4590-1e5a-79b4-b11d-255eefce7a9d" xlink:to="loc_ndsn_EBPNoteReceivableFromParticipantMaximumBorrowingTerm_019e4590-1e5a-7e57-87c0-a210f7ae119e" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_ndsn_EBPRetirementAge_019e4590-1e5a-7697-928f-41c5940e4776" xlink:href="ndsn-20260629.xsd#ndsn_EBPRetirementAge"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019e4590-1e5a-79b4-b11d-255eefce7a9d" xlink:to="loc_ndsn_EBPRetirementAge_019e4590-1e5a-7697-928f-41c5940e4776" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_ndsn_EBPParticipantAccountsInvestmentIncrementalPercentage_019e4590-1e5a-738d-969d-1aadf11d802a" xlink:href="ndsn-20260629.xsd#ndsn_EBPParticipantAccountsInvestmentIncrementalPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019e4590-1e5a-79b4-b11d-255eefce7a9d" xlink:to="loc_ndsn_EBPParticipantAccountsInvestmentIncrementalPercentage_019e4590-1e5a-738d-969d-1aadf11d802a" xlink:type="arc" order="18"/>
    <link:loc xlink:type="locator" xlink:label="loc_ndsn_EBPParticipantAccountsMaximumInvestmentPercentage_019e4590-1e5a-70a0-bc24-39cd249afe09" xlink:href="ndsn-20260629.xsd#ndsn_EBPParticipantAccountsMaximumInvestmentPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019e4590-1e5a-79b4-b11d-255eefce7a9d" xlink:to="loc_ndsn_EBPParticipantAccountsMaximumInvestmentPercentage_019e4590-1e5a-70a0-bc24-39cd249afe09" xlink:type="arc" order="19"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.nordson.com/role/FairValueMeasurementsDetails1" xlink:type="simple" xlink:href="ndsn-20260629.xsd#FairValueMeasurementsDetails1"/>
  <link:definitionLink xlink:role="http://www.nordson.com/role/FairValueMeasurementsDetails1" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems_019e4590-1e5a-7e93-bb67-7b632ceed9d5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable_019e4590-1e5a-77c8-b37c-6f9b6fa018ce" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems_019e4590-1e5a-7e93-bb67-7b632ceed9d5" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable_019e4590-1e5a-77c8-b37c-6f9b6fa018ce" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019e4590-1e5a-787b-bf2f-126142b951dd" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable_019e4590-1e5a-77c8-b37c-6f9b6fa018ce" xlink:to="loc_dei_LegalEntityAxis_019e4590-1e5a-787b-bf2f-126142b951dd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e4590-1e5a-787b-bf2f-126142b951dd_default" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_019e4590-1e5a-787b-bf2f-126142b951dd" xlink:to="loc_dei_EntityDomain_019e4590-1e5a-787b-bf2f-126142b951dd_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e4590-1e5a-7535-ba88-01d9adb4acc7" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_019e4590-1e5a-787b-bf2f-126142b951dd" xlink:to="loc_dei_EntityDomain_019e4590-1e5a-7535-ba88-01d9adb4acc7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ndsn_EBP002Member_019e4590-1e5a-7b9b-aa1f-cccd4df33e7b" xlink:href="ndsn-20260629.xsd#ndsn_EBP002Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019e4590-1e5a-7535-ba88-01d9adb4acc7" xlink:to="loc_ndsn_EBP002Member_019e4590-1e5a-7b9b-aa1f-cccd4df33e7b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_019e4590-1e5a-7d5d-9d49-03e25b963e81" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable_019e4590-1e5a-77c8-b37c-6f9b6fa018ce" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_019e4590-1e5a-7d5d-9d49-03e25b963e81" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019e4590-1e5a-7d5d-9d49-03e25b963e81_default" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_019e4590-1e5a-7d5d-9d49-03e25b963e81" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019e4590-1e5a-7d5d-9d49-03e25b963e81_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019e4590-1e5a-73e2-8e49-812ede2ec774" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_019e4590-1e5a-7d5d-9d49-03e25b963e81" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019e4590-1e5a-73e2-8e49-812ede2ec774" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel12And3Member_019e4590-1e5a-72a6-a15c-5f1b70d421bf" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueInputsLevel12And3Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019e4590-1e5a-73e2-8e49-812ede2ec774" xlink:to="loc_us-gaap_FairValueInputsLevel12And3Member_019e4590-1e5a-72a6-a15c-5f1b70d421bf" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_019e4590-1e5a-7b7e-bc30-3f3efa77fea5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueInputsLevel1Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueInputsLevel12And3Member_019e4590-1e5a-72a6-a15c-5f1b70d421bf" xlink:to="loc_us-gaap_FairValueInputsLevel1Member_019e4590-1e5a-7b7e-bc30-3f3efa77fea5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_019e4590-1e5a-759b-b4c8-5868025d4207" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueInputsLevel2Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueInputsLevel12And3Member_019e4590-1e5a-72a6-a15c-5f1b70d421bf" xlink:to="loc_us-gaap_FairValueInputsLevel2Member_019e4590-1e5a-759b-b4c8-5868025d4207" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_019e4590-1e5a-7d74-bc19-739b9df5ecbc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueInputsLevel3Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueInputsLevel12And3Member_019e4590-1e5a-72a6-a15c-5f1b70d421bf" xlink:to="loc_us-gaap_FairValueInputsLevel3Member_019e4590-1e5a-7d74-bc19-739b9df5ecbc" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasuredAtNetAssetValuePerShareMember_019e4590-1e5a-704e-a1cc-86518158c14a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueMeasuredAtNetAssetValuePerShareMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019e4590-1e5a-73e2-8e49-812ede2ec774" xlink:to="loc_us-gaap_FairValueMeasuredAtNetAssetValuePerShareMember_019e4590-1e5a-704e-a1cc-86518158c14a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeAxis_019e4590-1e5a-7087-9e76-56cccdd3d298" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable_019e4590-1e5a-77c8-b37c-6f9b6fa018ce" xlink:to="loc_us-gaap_InvestmentTypeAxis_019e4590-1e5a-7087-9e76-56cccdd3d298" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_019e4590-1e5a-7087-9e76-56cccdd3d298_default" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_InvestmentTypeAxis_019e4590-1e5a-7087-9e76-56cccdd3d298" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_019e4590-1e5a-7087-9e76-56cccdd3d298_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_019e4590-1e5a-7855-ae2c-27bff73f1734" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_InvestmentTypeAxis_019e4590-1e5a-7087-9e76-56cccdd3d298" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_019e4590-1e5a-7855-ae2c-27bff73f1734" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MoneyMarketFundsMember_019e4590-1e5a-7904-9228-2cf68aadd8cd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_MoneyMarketFundsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e4590-1e5a-7855-ae2c-27bff73f1734" xlink:to="loc_us-gaap_MoneyMarketFundsMember_019e4590-1e5a-7904-9228-2cf68aadd8cd" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MutualFundMember_019e4590-1e5a-7a3b-bb4b-f28ce35b12f8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_MutualFundMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e4590-1e5a-7855-ae2c-27bff73f1734" xlink:to="loc_us-gaap_MutualFundMember_019e4590-1e5a-7a3b-bb4b-f28ce35b12f8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentContractsMember_019e4590-1e5a-7fe4-b54e-29a5f5614ac7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentContractsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e4590-1e5a-7855-ae2c-27bff73f1734" xlink:to="loc_us-gaap_InvestmentContractsMember_019e4590-1e5a-7fe4-b54e-29a5f5614ac7" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FixedAnnuityMember_019e4590-1e5a-7e15-90fd-edb34aeb9084" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FixedAnnuityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e4590-1e5a-7855-ae2c-27bff73f1734" xlink:to="loc_us-gaap_FixedAnnuityMember_019e4590-1e5a-7e15-90fd-edb34aeb9084" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockMember_019e4590-1e5a-7d01-aa45-91583c1b1a0e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CommonStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e4590-1e5a-7855-ae2c-27bff73f1734" xlink:to="loc_us-gaap_CommonStockMember_019e4590-1e5a-7d01-aa45-91583c1b1a0e" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanCommonCollectiveTrustMember_019e4590-1e5a-7111-8e88-f9c72f3ffbee" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DefinedBenefitPlanCommonCollectiveTrustMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e4590-1e5a-7855-ae2c-27bff73f1734" xlink:to="loc_us-gaap_DefinedBenefitPlanCommonCollectiveTrustMember_019e4590-1e5a-7111-8e88-f9c72f3ffbee" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentExcludingPlanInterestInMasterTrustFairValue_019e4590-1e5a-78c0-81a6-e277bdcabc3f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentExcludingPlanInterestInMasterTrustFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems_019e4590-1e5a-7e93-bb67-7b632ceed9d5" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentExcludingPlanInterestInMasterTrustFairValue_019e4590-1e5a-78c0-81a6-e277bdcabc3f" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.nordson.com/role/FairValueMeasurementsDetails2" xlink:type="simple" xlink:href="ndsn-20260629.xsd#FairValueMeasurementsDetails2"/>
  <link:definitionLink xlink:role="http://www.nordson.com/role/FairValueMeasurementsDetails2" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems_019e4590-1e5a-70c4-8daf-4aec13a85dbf" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable_019e4590-1e5a-7929-b200-1c2ee2e26c25" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems_019e4590-1e5a-70c4-8daf-4aec13a85dbf" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable_019e4590-1e5a-7929-b200-1c2ee2e26c25" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019e4590-1e5a-77fd-8afc-deca7cb918b2" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable_019e4590-1e5a-7929-b200-1c2ee2e26c25" xlink:to="loc_dei_LegalEntityAxis_019e4590-1e5a-77fd-8afc-deca7cb918b2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e4590-1e5a-77fd-8afc-deca7cb918b2_default" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_019e4590-1e5a-77fd-8afc-deca7cb918b2" xlink:to="loc_dei_EntityDomain_019e4590-1e5a-77fd-8afc-deca7cb918b2_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e4590-1e5a-7ad5-9249-683272ff59a6" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_019e4590-1e5a-77fd-8afc-deca7cb918b2" xlink:to="loc_dei_EntityDomain_019e4590-1e5a-7ad5-9249-683272ff59a6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ndsn_EBP002Member_019e4590-1e5a-7d2e-89c6-e5b730c96a6d" xlink:href="ndsn-20260629.xsd#ndsn_EBP002Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019e4590-1e5a-7ad5-9249-683272ff59a6" xlink:to="loc_ndsn_EBP002Member_019e4590-1e5a-7d2e-89c6-e5b730c96a6d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_019e4590-1e5a-7906-a1b6-8830e94f1aff" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable_019e4590-1e5a-7929-b200-1c2ee2e26c25" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_019e4590-1e5a-7906-a1b6-8830e94f1aff" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019e4590-1e5a-7906-a1b6-8830e94f1aff_default" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_019e4590-1e5a-7906-a1b6-8830e94f1aff" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019e4590-1e5a-7906-a1b6-8830e94f1aff_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019e4590-1e5a-729e-a52a-877010bb75e6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_019e4590-1e5a-7906-a1b6-8830e94f1aff" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019e4590-1e5a-729e-a52a-877010bb75e6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_019e4590-1e5a-71e5-b9dc-41f5826fe7fe" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueInputsLevel3Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019e4590-1e5a-729e-a52a-877010bb75e6" xlink:to="loc_us-gaap_FairValueInputsLevel3Member_019e4590-1e5a-71e5-b9dc-41f5826fe7fe" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeAxis_019e4590-1e5a-72b5-8401-f551d52829dc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable_019e4590-1e5a-7929-b200-1c2ee2e26c25" xlink:to="loc_us-gaap_InvestmentTypeAxis_019e4590-1e5a-72b5-8401-f551d52829dc" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_019e4590-1e5a-72b5-8401-f551d52829dc_default" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_InvestmentTypeAxis_019e4590-1e5a-72b5-8401-f551d52829dc" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_019e4590-1e5a-72b5-8401-f551d52829dc_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_019e4590-1e5a-7678-b45f-67a9abdfa4e4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_InvestmentTypeAxis_019e4590-1e5a-72b5-8401-f551d52829dc" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_019e4590-1e5a-7678-b45f-67a9abdfa4e4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentContractsMember_019e4590-1e5a-7ad0-a1ae-2d4756fc6093" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentContractsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e4590-1e5a-7678-b45f-67a9abdfa4e4" xlink:to="loc_us-gaap_InvestmentContractsMember_019e4590-1e5a-7ad0-a1ae-2d4756fc6093" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FixedAnnuityMember_019e4590-1e5a-734f-b66c-8112800a1e25" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FixedAnnuityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e4590-1e5a-7678-b45f-67a9abdfa4e4" xlink:to="loc_us-gaap_FixedAnnuityMember_019e4590-1e5a-734f-b66c-8112800a1e25" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentLevel3ReconciliationRollForward_019e4590-1e5a-7726-b098-794c84a96d2b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentLevel3ReconciliationRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems_019e4590-1e5a-70c4-8daf-4aec13a85dbf" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentLevel3ReconciliationRollForward_019e4590-1e5a-7726-b098-794c84a96d2b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentExcludingPlanInterestInMasterTrustFairValue_019e4590-1e5a-7f15-8c26-776008277230" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentExcludingPlanInterestInMasterTrustFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentLevel3ReconciliationRollForward_019e4590-1e5a-7726-b098-794c84a96d2b" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentExcludingPlanInterestInMasterTrustFairValue_019e4590-1e5a-7f15-8c26-776008277230" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentLevel3ReconciliationIncreaseDecreaseForRealizedGainLoss_019e4590-1e5a-75e3-8568-2a5c8b9023a4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentLevel3ReconciliationIncreaseDecreaseForRealizedGainLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentLevel3ReconciliationRollForward_019e4590-1e5a-7726-b098-794c84a96d2b" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentLevel3ReconciliationIncreaseDecreaseForRealizedGainLoss_019e4590-1e5a-75e3-8568-2a5c8b9023a4" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentLevel3ReconciliationIncreaseForPurchase_019e4590-1e5a-7f54-b4f2-72ae8847025d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentLevel3ReconciliationIncreaseForPurchase"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentLevel3ReconciliationRollForward_019e4590-1e5a-7726-b098-794c84a96d2b" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentLevel3ReconciliationIncreaseForPurchase_019e4590-1e5a-7f54-b4f2-72ae8847025d" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentLevel3ReconciliationDecreaseForSale_019e4590-1e5a-7f24-9d74-1ddba11ff158" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentLevel3ReconciliationDecreaseForSale"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentLevel3ReconciliationRollForward_019e4590-1e5a-7726-b098-794c84a96d2b" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentLevel3ReconciliationDecreaseForSale_019e4590-1e5a-7f24-9d74-1ddba11ff158" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentExcludingPlanInterestInMasterTrustFairValue_019e4590-1e5a-706e-a1e9-fbaad2d6ce5a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentExcludingPlanInterestInMasterTrustFairValue"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.nordson.com/role/FairValueMeasurementsDetails3" xlink:type="simple" xlink:href="ndsn-20260629.xsd#FairValueMeasurementsDetails3"/>
  <link:definitionLink xlink:role="http://www.nordson.com/role/FairValueMeasurementsDetails3" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems_019e4590-1f1d-74fc-a09d-d7a811046acb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable_019e4590-1e5a-76c0-beb7-ac504b9b54a0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems_019e4590-1f1d-74fc-a09d-d7a811046acb" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable_019e4590-1e5a-76c0-beb7-ac504b9b54a0" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019e4590-1e5a-7790-a76a-b1f594f4a65d" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable_019e4590-1e5a-76c0-beb7-ac504b9b54a0" xlink:to="loc_dei_LegalEntityAxis_019e4590-1e5a-7790-a76a-b1f594f4a65d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e4590-1e5a-7790-a76a-b1f594f4a65d_default" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_019e4590-1e5a-7790-a76a-b1f594f4a65d" xlink:to="loc_dei_EntityDomain_019e4590-1e5a-7790-a76a-b1f594f4a65d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e4590-1f1d-7f57-9730-42fa16395ff7" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_019e4590-1e5a-7790-a76a-b1f594f4a65d" xlink:to="loc_dei_EntityDomain_019e4590-1f1d-7f57-9730-42fa16395ff7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ndsn_EBP002Member_019e4590-1f1d-7f69-a8d2-e7273c304a54" xlink:href="ndsn-20260629.xsd#ndsn_EBP002Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019e4590-1f1d-7f57-9730-42fa16395ff7" xlink:to="loc_ndsn_EBP002Member_019e4590-1f1d-7f69-a8d2-e7273c304a54" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_019e4590-1f1d-758d-949a-ca756a6d4c23" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable_019e4590-1e5a-76c0-beb7-ac504b9b54a0" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_019e4590-1f1d-758d-949a-ca756a6d4c23" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019e4590-1f1d-758d-949a-ca756a6d4c23_default" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_019e4590-1f1d-758d-949a-ca756a6d4c23" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019e4590-1f1d-758d-949a-ca756a6d4c23_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019e4590-1f1d-789e-b120-b6ae6603f010" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_019e4590-1f1d-758d-949a-ca756a6d4c23" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019e4590-1f1d-789e-b120-b6ae6603f010" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_019e4590-1f1d-7b01-a232-2e12e18c6d0e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueInputsLevel3Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019e4590-1f1d-789e-b120-b6ae6603f010" xlink:to="loc_us-gaap_FairValueInputsLevel3Member_019e4590-1f1d-7b01-a232-2e12e18c6d0e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeAxis_019e4590-1f1d-767c-8556-576f63e32a36" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable_019e4590-1e5a-76c0-beb7-ac504b9b54a0" xlink:to="loc_us-gaap_InvestmentTypeAxis_019e4590-1f1d-767c-8556-576f63e32a36" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_019e4590-1f1d-767c-8556-576f63e32a36_default" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_InvestmentTypeAxis_019e4590-1f1d-767c-8556-576f63e32a36" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_019e4590-1f1d-767c-8556-576f63e32a36_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_019e4590-1f1d-7242-8ea0-7b985302bfd9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_InvestmentTypeAxis_019e4590-1f1d-767c-8556-576f63e32a36" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_019e4590-1f1d-7242-8ea0-7b985302bfd9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentContractsMember_019e4590-1f1d-772f-9e3b-78d6a481acea" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentContractsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e4590-1f1d-7242-8ea0-7b985302bfd9" xlink:to="loc_us-gaap_InvestmentContractsMember_019e4590-1f1d-772f-9e3b-78d6a481acea" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FixedAnnuityMember_019e4590-1f1d-7465-a30d-37ec878e1a06" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FixedAnnuityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019e4590-1f1d-7242-8ea0-7b985302bfd9" xlink:to="loc_us-gaap_FixedAnnuityMember_019e4590-1f1d-7465-a30d-37ec878e1a06" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_019e4590-1f1d-7d44-b1fd-354831f5665b" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable_019e4590-1e5a-76c0-beb7-ac504b9b54a0" xlink:to="loc_srt_RangeAxis_019e4590-1f1d-7d44-b1fd-354831f5665b" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_019e4590-1f1d-7d44-b1fd-354831f5665b_default" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_019e4590-1f1d-7d44-b1fd-354831f5665b" xlink:to="loc_srt_RangeMember_019e4590-1f1d-7d44-b1fd-354831f5665b_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_019e4590-1f1d-7e41-985b-a5f9a0873a74" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_019e4590-1f1d-7d44-b1fd-354831f5665b" xlink:to="loc_srt_RangeMember_019e4590-1f1d-7e41-985b-a5f9a0873a74" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_019e4590-1f1d-7377-a973-e6e7b434db8d" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_019e4590-1f1d-7e41-985b-a5f9a0873a74" xlink:to="loc_srt_MinimumMember_019e4590-1f1d-7377-a973-e6e7b434db8d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_019e4590-1f1d-7ecc-a1b7-a5daec28dd28" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_019e4590-1f1d-7e41-985b-a5f9a0873a74" xlink:to="loc_srt_MaximumMember_019e4590-1f1d-7ecc-a1b7-a5daec28dd28" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputTypeAxis_019e4590-1f1d-7dd6-bc94-2bf9c1dfe7d0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_MeasurementInputTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable_019e4590-1e5a-76c0-beb7-ac504b9b54a0" xlink:to="loc_us-gaap_MeasurementInputTypeAxis_019e4590-1f1d-7dd6-bc94-2bf9c1dfe7d0" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputTypeDomain_019e4590-1f1d-7dd6-bc94-2bf9c1dfe7d0_default" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_MeasurementInputTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_MeasurementInputTypeAxis_019e4590-1f1d-7dd6-bc94-2bf9c1dfe7d0" xlink:to="loc_us-gaap_MeasurementInputTypeDomain_019e4590-1f1d-7dd6-bc94-2bf9c1dfe7d0_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputTypeDomain_019e4590-1f1d-7072-9053-63b946746745" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_MeasurementInputTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_MeasurementInputTypeAxis_019e4590-1f1d-7dd6-bc94-2bf9c1dfe7d0" xlink:to="loc_us-gaap_MeasurementInputTypeDomain_019e4590-1f1d-7072-9053-63b946746745" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputRiskFreeInterestRateMember_019e4590-1f1d-76f8-bd2f-324049ab69ea" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_MeasurementInputRiskFreeInterestRateMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_019e4590-1f1d-7072-9053-63b946746745" xlink:to="loc_us-gaap_MeasurementInputRiskFreeInterestRateMember_019e4590-1f1d-76f8-bd2f-324049ab69ea" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentExcludingPlanInterestInMasterTrustFairValue_019e4590-1f1d-7595-ad8a-a4c9436e8e02" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentExcludingPlanInterestInMasterTrustFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems_019e4590-1f1d-74fc-a09d-d7a811046acb" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentExcludingPlanInterestInMasterTrustFairValue_019e4590-1f1d-7595-ad8a-a4c9436e8e02" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentInterestRate_019e4590-1f1d-7f23-9438-2fa715ae197d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentInterestRate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems_019e4590-1f1d-74fc-a09d-d7a811046acb" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentInterestRate_019e4590-1f1d-7f23-9438-2fa715ae197d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentMeasurementInput_019e4590-1f1d-7c29-ab8c-eaff28ac0606" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentMeasurementInput"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems_019e4590-1f1d-74fc-a09d-d7a811046acb" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentMeasurementInput_019e4590-1f1d-7c29-ab8c-eaff28ac0606" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.nordson.com/role/ScheduleHLine4iSCHEDULEOFASSETSHELDFORINVESTMENTPURPOSESATENDOFYEARDetails" xlink:type="simple" xlink:href="ndsn-20260629.xsd#ScheduleHLine4iSCHEDULEOFASSETSHELDFORINVESTMENTPURPOSESATENDOFYEARDetails"/>
  <link:definitionLink xlink:role="http://www.nordson.com/role/ScheduleHLine4iSCHEDULEOFASSETSHELDFORINVESTMENTPURPOSESATENDOFYEARDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems_019e4590-1f1d-7588-b5b2-d89919203c89" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTable_019e4590-1f1d-7999-8ab9-9a63a18e9886" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems_019e4590-1f1d-7588-b5b2-d89919203c89" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTable_019e4590-1f1d-7999-8ab9-9a63a18e9886" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019e4590-1f1d-7dc1-b13f-41b69ddd68a1" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTable_019e4590-1f1d-7999-8ab9-9a63a18e9886" xlink:to="loc_dei_LegalEntityAxis_019e4590-1f1d-7dc1-b13f-41b69ddd68a1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e4590-1f1d-7dc1-b13f-41b69ddd68a1_default" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_019e4590-1f1d-7dc1-b13f-41b69ddd68a1" xlink:to="loc_dei_EntityDomain_019e4590-1f1d-7dc1-b13f-41b69ddd68a1_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e4590-1f1d-7a30-a11b-a8c20f3e8df7" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_019e4590-1f1d-7dc1-b13f-41b69ddd68a1" xlink:to="loc_dei_EntityDomain_019e4590-1f1d-7a30-a11b-a8c20f3e8df7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ndsn_EBP002Member_019e4590-1f1d-7d8f-8733-02aeb2da4a4b" xlink:href="ndsn-20260629.xsd#ndsn_EBP002Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019e4590-1f1d-7a30-a11b-a8c20f3e8df7" xlink:to="loc_ndsn_EBP002Member_019e4590-1f1d-7d8f-8733-02aeb2da4a4b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIdentifierAxis_019e4590-1f1d-7484-be45-d88d38335402" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIdentifierAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTable_019e4590-1f1d-7999-8ab9-9a63a18e9886" xlink:to="loc_us-gaap_InvestmentIdentifierAxis_019e4590-1f1d-7484-be45-d88d38335402" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_019e4590-1f1d-7684-beaa-d7cf22bf48c4" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTable_019e4590-1f1d-7999-8ab9-9a63a18e9886" xlink:to="loc_srt_RangeAxis_019e4590-1f1d-7684-beaa-d7cf22bf48c4" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_019e4590-1f1d-7684-beaa-d7cf22bf48c4_default" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_019e4590-1f1d-7684-beaa-d7cf22bf48c4" xlink:to="loc_srt_RangeMember_019e4590-1f1d-7684-beaa-d7cf22bf48c4_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_019e4590-1f1d-7c99-a30a-b93a27409649" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_019e4590-1f1d-7684-beaa-d7cf22bf48c4" xlink:to="loc_srt_RangeMember_019e4590-1f1d-7c99-a30a-b93a27409649" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_019e4590-1f1d-764e-a0dc-fa239d30bf1b" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_019e4590-1f1d-7c99-a30a-b93a27409649" xlink:to="loc_srt_MinimumMember_019e4590-1f1d-764e-a0dc-fa239d30bf1b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_019e4590-1f1d-7e98-9275-76e4b7e46c0b" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_019e4590-1f1d-7c99-a30a-b93a27409649" xlink:to="loc_srt_MaximumMember_019e4590-1f1d-7e98-9275-76e4b7e46c0b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityTaxIdentificationNumber_019e4590-1f1d-7e68-ae4c-e3b7168e6f48" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityTaxIdentificationNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems_019e4590-1f1d-7588-b5b2-d89919203c89" xlink:to="loc_dei_EntityTaxIdentificationNumber_019e4590-1f1d-7e68-ae4c-e3b7168e6f48" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanPlanNumber_019e4590-1f1d-7c0c-b69a-358f48aa03e0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanPlanNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems_019e4590-1f1d-7588-b5b2-d89919203c89" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanPlanNumber_019e4590-1f1d-7c0c-b69a-358f48aa03e0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentNumberOfShares_019e4590-1f1d-70b6-834a-305d0b95b8aa" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentNumberOfShares"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems_019e4590-1f1d-7588-b5b2-d89919203c89" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentNumberOfShares_019e4590-1f1d-70b6-834a-305d0b95b8aa" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentInvestmentExcludingPlanInterestInMasterTrustCurrentValue_019e4590-1f1d-7916-988e-cec9532467b5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentInvestmentExcludingPlanInterestInMasterTrustCurrentValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems_019e4590-1f1d-7588-b5b2-d89919203c89" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentInvestmentExcludingPlanInterestInMasterTrustCurrentValue_019e4590-1f1d-7916-988e-cec9532467b5" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentInterestRate_019e4590-1f1d-760e-8e97-96456d2df955" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentInterestRate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems_019e4590-1f1d-7588-b5b2-d89919203c89" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentInterestRate_019e4590-1f1d-760e-8e97-96456d2df955" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentParticipantLoanAfterDeemedDistribution_019e4590-1f1d-7b42-8237-db2bf514c17d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentParticipantLoanAfterDeemedDistribution"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems_019e4590-1f1d-7588-b5b2-d89919203c89" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentParticipantLoanAfterDeemedDistribution_019e4590-1f1d-7b42-8237-db2bf514c17d" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanParticipantLoanInterestRate_019e4590-1f1d-7279-8aba-3ba0763efbcb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanParticipantLoanInterestRate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems_019e4590-1f1d-7588-b5b2-d89919203c89" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanParticipantLoanInterestRate_019e4590-1f1d-7279-8aba-3ba0763efbcb" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestment_019e4590-1f1d-7795-96ef-a760474437d9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems_019e4590-1f1d-7588-b5b2-d89919203c89" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestment_019e4590-1f1d-7795-96ef-a760474437d9" xlink:type="arc" order="7"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.nordson.com/role/ScheduleHLine4iSCHEDULEOFASSETSHELDFORINVESTMENTPURPOSESATENDOFYEARDetails_1" xlink:type="simple" xlink:href="ndsn-20260629.xsd#ScheduleHLine4iSCHEDULEOFASSETSHELDFORINVESTMENTPURPOSESATENDOFYEARDetails_1"/>
  <link:definitionLink xlink:role="http://www.nordson.com/role/ScheduleHLine4iSCHEDULEOFASSETSHELDFORINVESTMENTPURPOSESATENDOFYEARDetails_1" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems_019e4590-1f1d-7588-b5b2-d89919203c89" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTable_019e4590-1f1d-7999-8ab9-9a63a18e9886" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems_019e4590-1f1d-7588-b5b2-d89919203c89" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTable_019e4590-1f1d-7999-8ab9-9a63a18e9886" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019e4590-1f1d-7dc1-b13f-41b69ddd68a1" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTable_019e4590-1f1d-7999-8ab9-9a63a18e9886" xlink:to="loc_dei_LegalEntityAxis_019e4590-1f1d-7dc1-b13f-41b69ddd68a1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e4590-1f1d-7dc1-b13f-41b69ddd68a1_default" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_019e4590-1f1d-7dc1-b13f-41b69ddd68a1" xlink:to="loc_dei_EntityDomain_019e4590-1f1d-7dc1-b13f-41b69ddd68a1_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e4590-1f1d-7a30-a11b-a8c20f3e8df7" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_019e4590-1f1d-7dc1-b13f-41b69ddd68a1" xlink:to="loc_dei_EntityDomain_019e4590-1f1d-7a30-a11b-a8c20f3e8df7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ndsn_EBP002Member_019e4590-1f1d-7d8f-8733-02aeb2da4a4b" xlink:href="ndsn-20260629.xsd#ndsn_EBP002Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019e4590-1f1d-7a30-a11b-a8c20f3e8df7" xlink:to="loc_ndsn_EBP002Member_019e4590-1f1d-7d8f-8733-02aeb2da4a4b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_019e4590-1f1d-7684-beaa-d7cf22bf48c4" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTable_019e4590-1f1d-7999-8ab9-9a63a18e9886" xlink:to="loc_srt_RangeAxis_019e4590-1f1d-7684-beaa-d7cf22bf48c4" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_019e4590-1f1d-7684-beaa-d7cf22bf48c4_default" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_019e4590-1f1d-7684-beaa-d7cf22bf48c4" xlink:to="loc_srt_RangeMember_019e4590-1f1d-7684-beaa-d7cf22bf48c4_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_019e4590-1f1d-7c99-a30a-b93a27409649" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_019e4590-1f1d-7684-beaa-d7cf22bf48c4" xlink:to="loc_srt_RangeMember_019e4590-1f1d-7c99-a30a-b93a27409649" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_019e4590-1f1d-764e-a0dc-fa239d30bf1b" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_019e4590-1f1d-7c99-a30a-b93a27409649" xlink:to="loc_srt_MinimumMember_019e4590-1f1d-764e-a0dc-fa239d30bf1b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_019e4590-1f1d-7e98-9275-76e4b7e46c0b" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_019e4590-1f1d-7c99-a30a-b93a27409649" xlink:to="loc_srt_MaximumMember_019e4590-1f1d-7e98-9275-76e4b7e46c0b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityTaxIdentificationNumber_019e4590-1f1d-7e68-ae4c-e3b7168e6f48" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityTaxIdentificationNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems_019e4590-1f1d-7588-b5b2-d89919203c89" xlink:to="loc_dei_EntityTaxIdentificationNumber_019e4590-1f1d-7e68-ae4c-e3b7168e6f48" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanPlanNumber_019e4590-1f1d-7c0c-b69a-358f48aa03e0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanPlanNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems_019e4590-1f1d-7588-b5b2-d89919203c89" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanPlanNumber_019e4590-1f1d-7c0c-b69a-358f48aa03e0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentNumberOfShares_019e4590-1f1d-70b6-834a-305d0b95b8aa" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentNumberOfShares"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems_019e4590-1f1d-7588-b5b2-d89919203c89" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentNumberOfShares_019e4590-1f1d-70b6-834a-305d0b95b8aa" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentInvestmentExcludingPlanInterestInMasterTrustCurrentValue_019e4590-1f1d-7916-988e-cec9532467b5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentInvestmentExcludingPlanInterestInMasterTrustCurrentValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems_019e4590-1f1d-7588-b5b2-d89919203c89" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentInvestmentExcludingPlanInterestInMasterTrustCurrentValue_019e4590-1f1d-7916-988e-cec9532467b5" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentInterestRate_019e4590-1f1d-760e-8e97-96456d2df955" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentInterestRate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems_019e4590-1f1d-7588-b5b2-d89919203c89" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentInterestRate_019e4590-1f1d-760e-8e97-96456d2df955" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentParticipantLoanAfterDeemedDistribution_019e4590-1f1d-7b42-8237-db2bf514c17d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentParticipantLoanAfterDeemedDistribution"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems_019e4590-1f1d-7588-b5b2-d89919203c89" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentParticipantLoanAfterDeemedDistribution_019e4590-1f1d-7b42-8237-db2bf514c17d" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanParticipantLoanInterestRate_019e4590-1f1d-7279-8aba-3ba0763efbcb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanParticipantLoanInterestRate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems_019e4590-1f1d-7588-b5b2-d89919203c89" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanParticipantLoanInterestRate_019e4590-1f1d-7279-8aba-3ba0763efbcb" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestment_019e4590-1f1d-7795-96ef-a760474437d9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems_019e4590-1f1d-7588-b5b2-d89919203c89" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestment_019e4590-1f1d-7795-96ef-a760474437d9" xlink:type="arc" order="7"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.nordson.com/role/ScheduleHLine4aSCHEDULEOFDELINQUENTCONTRIBUTIONSDetails" xlink:type="simple" xlink:href="ndsn-20260629.xsd#ScheduleHLine4aSCHEDULEOFDELINQUENTCONTRIBUTIONSDetails"/>
  <link:definitionLink xlink:role="http://www.nordson.com/role/ScheduleHLine4aSCHEDULEOFDELINQUENTCONTRIBUTIONSDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionLineItems_019e45b2-1b55-7e1e-8f89-d95f938f830c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionTable_019e45b2-1b55-76ed-a2e6-a98828a77af6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionLineItems_019e45b2-1b55-7e1e-8f89-d95f938f830c" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionTable_019e45b2-1b55-76ed-a2e6-a98828a77af6" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019e45b2-1b55-74f8-8604-144bf6349935" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionTable_019e45b2-1b55-76ed-a2e6-a98828a77af6" xlink:to="loc_dei_LegalEntityAxis_019e45b2-1b55-74f8-8604-144bf6349935" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e45b2-1b55-74f8-8604-144bf6349935_default" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_019e45b2-1b55-74f8-8604-144bf6349935" xlink:to="loc_dei_EntityDomain_019e45b2-1b55-74f8-8604-144bf6349935_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019e45b2-1b55-75d3-b5e1-bd4bbe5cb449" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_019e45b2-1b55-74f8-8604-144bf6349935" xlink:to="loc_dei_EntityDomain_019e45b2-1b55-75d3-b5e1-bd4bbe5cb449" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ndsn_EBP002Member_019e45b2-1b55-7e72-b03a-aefc593c2382" xlink:href="ndsn-20260629.xsd#ndsn_EBP002Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019e45b2-1b55-75d3-b5e1-bd4bbe5cb449" xlink:to="loc_ndsn_EBP002Member_019e45b2-1b55-7e72-b03a-aefc593c2382" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityTaxIdentificationNumber_019e45b2-1b55-721d-847f-dbcb1a173a29" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityTaxIdentificationNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionLineItems_019e45b2-1b55-7e1e-8f89-d95f938f830c" xlink:to="loc_dei_EntityTaxIdentificationNumber_019e45b2-1b55-721d-847f-dbcb1a173a29" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanPlanNumber_019e45b2-1b55-7331-8482-09410ef87987" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanPlanNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionLineItems_019e45b2-1b55-7e1e-8f89-d95f938f830c" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanPlanNumber_019e45b2-1b55-7331-8482-09410ef87987" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionNotCorrected_019e45b2-1b55-7853-92e4-ef78da0c790c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionNotCorrected"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionLineItems_019e45b2-1b55-7e1e-8f89-d95f938f830c" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionNotCorrected_019e45b2-1b55-7853-92e4-ef78da0c790c" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionCorrectedOutsideVfcp_019e45b2-1b55-766c-ba74-54099cb0a66b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionCorrectedOutsideVfcp"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionLineItems_019e45b2-1b55-7e1e-8f89-d95f938f830c" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionCorrectedOutsideVfcp_019e45b2-1b55-766c-ba74-54099cb0a66b" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionPendingCorrectionInVfcp_019e45b2-1b55-70d4-84d5-206e2a72b3f6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionPendingCorrectionInVfcp"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionLineItems_019e45b2-1b55-7e1e-8f89-d95f938f830c" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionPendingCorrectionInVfcp_019e45b2-1b55-70d4-84d5-206e2a72b3f6" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionCorrected_019e45b2-1b55-781d-a3cd-e6c5db09a6be" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionCorrected"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionLineItems_019e45b2-1b55-7e1e-8f89-d95f938f830c" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionCorrected_019e45b2-1b55-781d-a3cd-e6c5db09a6be" xlink:type="arc" order="5"/>
  </link:definitionLink>
</link:linkbase>
