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

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:019eb1eb-5268-7a95-b649-acf947158d60,g:0301b972-0c4b-44ea-95bc-88e84f8ac6be-->
<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.lindeplc.com/role/Cover" xlink:type="simple" xlink:href="lin-20260616.xsd#Cover"/>
  <link:definitionLink xlink:role="http://www.lindeplc.com/role/Cover" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentInformationLineItems_019eb1ec-0805-755e-abc8-a036dac218ee" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_DocumentInformationLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentInformationTable_019eb1ec-0805-7e2f-a440-65458142f961" 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_019eb1ec-0805-755e-abc8-a036dac218ee" xlink:to="loc_dei_DocumentInformationTable_019eb1ec-0805-7e2f-a440-65458142f961" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019eb1ec-0805-79ae-8a07-903a32724bba" 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_019eb1ec-0805-7e2f-a440-65458142f961" xlink:to="loc_dei_LegalEntityAxis_019eb1ec-0805-79ae-8a07-903a32724bba" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019eb1ec-0805-79ae-8a07-903a32724bba_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_019eb1ec-0805-79ae-8a07-903a32724bba" xlink:to="loc_dei_EntityDomain_019eb1ec-0805-79ae-8a07-903a32724bba_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019eb1ec-0805-76a7-b6ab-bb7ee68ae779" 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_019eb1ec-0805-79ae-8a07-903a32724bba" xlink:to="loc_dei_EntityDomain_019eb1ec-0805-76a7-b6ab-bb7ee68ae779" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lin_EBP001Member_019eb1ec-0805-76bf-b70c-57c19f22f378" xlink:href="lin-20260616.xsd#lin_EBP001Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019eb1ec-0805-76a7-b6ab-bb7ee68ae779" xlink:to="loc_lin_EBP001Member_019eb1ec-0805-76bf-b70c-57c19f22f378" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentType_019eb1ec-0805-7098-9b61-96eb0eb1f50b" 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_019eb1ec-0805-755e-abc8-a036dac218ee" xlink:to="loc_dei_DocumentType_019eb1ec-0805-7098-9b61-96eb0eb1f50b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityRegistrantName_019eb1ec-0805-7f75-82be-ddefd6e776ef" 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_019eb1ec-0805-755e-abc8-a036dac218ee" xlink:to="loc_dei_EntityRegistrantName_019eb1ec-0805-7f75-82be-ddefd6e776ef" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_AmendmentFlag_019eb1ec-0805-7839-a88f-7a668535af3a" 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_019eb1ec-0805-755e-abc8-a036dac218ee" xlink:to="loc_dei_AmendmentFlag_019eb1ec-0805-7839-a88f-7a668535af3a" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCentralIndexKey_019eb1ec-0805-72df-bace-83ad99f45809" 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_019eb1ec-0805-755e-abc8-a036dac218ee" xlink:to="loc_dei_EntityCentralIndexKey_019eb1ec-0805-72df-bace-83ad99f45809" xlink:type="arc" order="3"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.lindeplc.com/role/StatementsofNetAssetsAvailableforBenefits" xlink:type="simple" xlink:href="lin-20260616.xsd#StatementsofNetAssetsAvailableforBenefits"/>
  <link:definitionLink xlink:role="http://www.lindeplc.com/role/StatementsofNetAssetsAvailableforBenefits" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfNetAssetAvailableForBenefitLineItems_019eb1ec-0805-7625-96be-2bde97d70e3f" 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_019eb1ec-0805-7d58-8676-a46d8b6ac40b" 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_019eb1ec-0805-7625-96be-2bde97d70e3f" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfNetAssetAvailableForBenefitTable_019eb1ec-0805-7d58-8676-a46d8b6ac40b" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019eb1ec-0805-75e6-a58c-c1019786c101" 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_019eb1ec-0805-7d58-8676-a46d8b6ac40b" xlink:to="loc_dei_LegalEntityAxis_019eb1ec-0805-75e6-a58c-c1019786c101" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019eb1ec-0805-75e6-a58c-c1019786c101_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_019eb1ec-0805-75e6-a58c-c1019786c101" xlink:to="loc_dei_EntityDomain_019eb1ec-0805-75e6-a58c-c1019786c101_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019eb1ec-0805-783b-abb0-0716c3f70090" 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_019eb1ec-0805-75e6-a58c-c1019786c101" xlink:to="loc_dei_EntityDomain_019eb1ec-0805-783b-abb0-0716c3f70090" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lin_EBP001Member_019eb1ec-0805-77ce-8b5c-9edd9e3b1fbd" xlink:href="lin-20260616.xsd#lin_EBP001Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019eb1ec-0805-783b-abb0-0716c3f70090" xlink:to="loc_lin_EBP001Member_019eb1ec-0805-77ce-8b5c-9edd9e3b1fbd" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanAssetAbstract_019eb1ec-0805-7b30-97a5-fd9651cf72d3" 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_019eb1ec-0805-7625-96be-2bde97d70e3f" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanAssetAbstract_019eb1ec-0805-7b30-97a5-fd9651cf72d3" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAbstract_019eb1ec-0805-75c0-ab13-016dcf15eac2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanAssetAbstract_019eb1ec-0805-7b30-97a5-fd9651cf72d3" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAbstract_019eb1ec-0805-75c0-ab13-016dcf15eac2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentExcludingPlanInterestInMasterTrustFairValue_019eb1ec-0805-7d8b-a369-35c9b2ff37e6" 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_EmployeeBenefitPlanInvestmentFairValueAbstract_019eb1ec-0805-75c0-ab13-016dcf15eac2" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentExcludingPlanInterestInMasterTrustFairValue_019eb1ec-0805-7d8b-a369-35c9b2ff37e6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanReceivableAbstract_019eb1ec-0805-7dc6-b6c2-30f2164433b6" 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_019eb1ec-0805-7b30-97a5-fd9651cf72d3" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanReceivableAbstract_019eb1ec-0805-7dc6-b6c2-30f2164433b6" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentIncomeReceivable_019eb1f1-6155-7bf0-b0d0-6cfe1f55b768" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentIncomeReceivable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanReceivableAbstract_019eb1ec-0805-7dc6-b6c2-30f2164433b6" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentIncomeReceivable_019eb1f1-6155-7bf0-b0d0-6cfe1f55b768" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipant_019eb1ec-0805-756b-9797-f091d1ef21c7" 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_019eb1ec-0805-7dc6-b6c2-30f2164433b6" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipant_019eb1ec-0805-756b-9797-f091d1ef21c7" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanReceivable_019eb1ec-0805-7545-b2e3-774ddd1d2ebd" 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_019eb1ec-0805-7dc6-b6c2-30f2164433b6" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanReceivable_019eb1ec-0805-7545-b2e3-774ddd1d2ebd" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanAsset_019eb1ec-0805-7366-a502-0e88d8e31eb5" 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_019eb1ec-0805-7b30-97a5-fd9651cf72d3" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanAsset_019eb1ec-0805-7366-a502-0e88d8e31eb5" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanLiabilityAbstract_019eb1ec-0805-7ea7-99a4-34d5fba1141d" 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_019eb1ec-0805-7625-96be-2bde97d70e3f" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanLiabilityAbstract_019eb1ec-0805-7ea7-99a4-34d5fba1141d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanAccruedExpense_019eb1ec-0805-7b71-882e-4f7c9f7703bb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanAccruedExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanLiabilityAbstract_019eb1ec-0805-7ea7-99a4-34d5fba1141d" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanAccruedExpense_019eb1ec-0805-7b71-882e-4f7c9f7703bb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefit_019eb1ec-0805-7245-968d-133310ab7414" 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_019eb1ec-0805-7625-96be-2bde97d70e3f" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefit_019eb1ec-0805-7245-968d-133310ab7414" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.lindeplc.com/role/StatementofChangesinNetAssetsAvailableforBenefits" xlink:type="simple" xlink:href="lin-20260616.xsd#StatementofChangesinNetAssetsAvailableforBenefits"/>
  <link:definitionLink xlink:role="http://www.lindeplc.com/role/StatementofChangesinNetAssetsAvailableforBenefits" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitLineItems_019eb1ec-0805-72b1-807b-10b4e073c156" 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_019eb1ec-0805-703c-8f94-d61836de367a" 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_019eb1ec-0805-72b1-807b-10b4e073c156" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitTable_019eb1ec-0805-703c-8f94-d61836de367a" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019eb1ec-0805-7752-9f3f-2590cae79676" 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_019eb1ec-0805-703c-8f94-d61836de367a" xlink:to="loc_dei_LegalEntityAxis_019eb1ec-0805-7752-9f3f-2590cae79676" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019eb1ec-0805-7752-9f3f-2590cae79676_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_019eb1ec-0805-7752-9f3f-2590cae79676" xlink:to="loc_dei_EntityDomain_019eb1ec-0805-7752-9f3f-2590cae79676_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019eb1ec-0805-7799-a9f0-50fb50bde99a" 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_019eb1ec-0805-7752-9f3f-2590cae79676" xlink:to="loc_dei_EntityDomain_019eb1ec-0805-7799-a9f0-50fb50bde99a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lin_EBP001Member_019eb1ec-0805-75eb-b8d1-6a35ad0c90bd" xlink:href="lin-20260616.xsd#lin_EBP001Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019eb1ec-0805-7799-a9f0-50fb50bde99a" xlink:to="loc_lin_EBP001Member_019eb1ec-0805-75eb-b8d1-6a35ad0c90bd" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseAbstract_019eb1ec-0805-7d86-9dd2-eb994045f76d" 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_019eb1ec-0805-72b1-807b-10b4e073c156" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseAbstract_019eb1ec-0805-7d86-9dd2-eb994045f76d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForContributionAbstract_019eb1ec-0805-77c6-860f-bfb2577deb7a" 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_019eb1ec-0805-7d86-9dd2-eb994045f76d" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForContributionAbstract_019eb1ec-0805-77c6-860f-bfb2577deb7a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForParticipantContribution_019eb1ec-0805-79e6-996c-9fd9a12712de" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForParticipantContribution"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForContributionAbstract_019eb1ec-0805-77c6-860f-bfb2577deb7a" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForParticipantContribution_019eb1ec-0805-79e6-996c-9fd9a12712de" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForEmployerContributionCash_019eb1ec-0805-7439-8856-1cdf58d65188" 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_019eb1ec-0805-77c6-860f-bfb2577deb7a" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForEmployerContributionCash_019eb1ec-0805-7439-8856-1cdf58d65188" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForContribution_019eb1ec-0805-7d8f-b95c-c2f9a06de287" 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_019eb1ec-0805-77c6-860f-bfb2577deb7a" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForContribution_019eb1ec-0805-7d8f-b95c-c2f9a06de287" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestmentAbstract_019eb1ec-0805-7ef7-b9ae-28caff7d6ff4" 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_019eb1ec-0805-7d86-9dd2-eb994045f76d" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestmentAbstract_019eb1ec-0805-7ef7-b9ae-28caff7d6ff4" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForGainLossOnInvestment_019eb1ec-0805-75ad-ad46-7c578147e919" 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_019eb1ec-0805-7ef7-b9ae-28caff7d6ff4" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForGainLossOnInvestment_019eb1ec-0805-75ad-ad46-7c578147e919" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForInterestAndDividendIncomeOnInvestment_019eb1ec-0805-7f39-b30d-7f5f764f35ba" 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_019eb1ec-0805-7ef7-b9ae-28caff7d6ff4" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForInterestAndDividendIncomeOnInvestment_019eb1ec-0805-7f39-b30d-7f5f764f35ba" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestment_019eb1ec-0805-7477-ae58-af2bba596dee" 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_019eb1ec-0805-7ef7-b9ae-28caff7d6ff4" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestment_019eb1ec-0805-7477-ae58-af2bba596dee" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForInterestIncomeOnNoteReceivableFromParticipant_019eb1ec-0805-7d5b-a982-63d908215c61" 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_019eb1ec-0805-7d86-9dd2-eb994045f76d" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForInterestIncomeOnNoteReceivableFromParticipant_019eb1ec-0805-7d5b-a982-63d908215c61" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncrease_019eb1ec-0805-7a2f-ba5c-0bb71cedb500" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncrease"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseAbstract_019eb1ec-0805-7d86-9dd2-eb994045f76d" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncrease_019eb1ec-0805-7a2f-ba5c-0bb71cedb500" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseAbstract_019eb1ec-0805-7c67-ac7b-8ff88494e91c" 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_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseAbstract_019eb1ec-0805-7d86-9dd2-eb994045f76d" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseAbstract_019eb1ec-0805-7c67-ac7b-8ff88494e91c" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseForPaymentToParticipant_019eb1ec-0805-784c-a65f-eb4c9885a2e9" 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_019eb1ec-0805-7c67-ac7b-8ff88494e91c" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseForPaymentToParticipant_019eb1ec-0805-784c-a65f-eb4c9885a2e9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseForAdministrativeExpense_019eb1ec-0805-740a-aa41-235aa81f5f04" 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_019eb1ec-0805-7c67-ac7b-8ff88494e91c" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseForAdministrativeExpense_019eb1ec-0805-740a-aa41-235aa81f5f04" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecrease_019eb1ec-0805-78f8-8334-5db0e1e161f0" 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_019eb1ec-0805-7c67-ac7b-8ff88494e91c" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecrease_019eb1ec-0805-78f8-8334-5db0e1e161f0" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecrease_019eb1ec-0805-700b-b717-dae58a3d9a8b" 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_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseAbstract_019eb1ec-0805-7d86-9dd2-eb994045f76d" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecrease_019eb1ec-0805-700b-b717-dae58a3d9a8b" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefit_019eb1ec-0805-7fac-a7db-cd78715fc543" 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_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseAbstract_019eb1ec-0805-7d86-9dd2-eb994045f76d" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefit_019eb1ec-0805-7fac-a7db-cd78715fc543" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefit_019eb1ec-0805-7122-8b6a-1d6a067f9502" 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.lindeplc.com/role/DescriptionofthePlan" xlink:type="simple" xlink:href="lin-20260616.xsd#DescriptionofthePlan"/>
  <link:definitionLink xlink:role="http://www.lindeplc.com/role/DescriptionofthePlan" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019eb1ec-0805-79aa-b6cc-e733ca045f5f" 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_019eb1ec-0805-700b-94d3-125625c974f8" 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_019eb1ec-0805-79aa-b6cc-e733ca045f5f" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable_019eb1ec-0805-700b-94d3-125625c974f8" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019eb1ec-0805-7c1d-aac8-74b9c3bcbc92" 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_019eb1ec-0805-700b-94d3-125625c974f8" xlink:to="loc_dei_LegalEntityAxis_019eb1ec-0805-7c1d-aac8-74b9c3bcbc92" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019eb1ec-0805-7c1d-aac8-74b9c3bcbc92_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_019eb1ec-0805-7c1d-aac8-74b9c3bcbc92" xlink:to="loc_dei_EntityDomain_019eb1ec-0805-7c1d-aac8-74b9c3bcbc92_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019eb1ec-0805-7c1b-a22c-36e864aa25de" 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_019eb1ec-0805-7c1d-aac8-74b9c3bcbc92" xlink:to="loc_dei_EntityDomain_019eb1ec-0805-7c1b-a22c-36e864aa25de" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lin_EBP001Member_019eb1ec-0805-76e9-b396-8a9d10f32719" xlink:href="lin-20260616.xsd#lin_EBP001Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019eb1ec-0805-7c1b-a22c-36e864aa25de" xlink:to="loc_lin_EBP001Member_019eb1ec-0805-76e9-b396-8a9d10f32719" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTextBlock_019eb1ec-0805-751c-b952-df1d61784c21" 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_019eb1ec-0805-79aa-b6cc-e733ca045f5f" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTextBlock_019eb1ec-0805-751c-b952-df1d61784c21" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.lindeplc.com/role/SummaryofSignificantAccountingPolicies" xlink:type="simple" xlink:href="lin-20260616.xsd#SummaryofSignificantAccountingPolicies"/>
  <link:definitionLink xlink:role="http://www.lindeplc.com/role/SummaryofSignificantAccountingPolicies" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems_019eb1ec-0805-780f-9adf-bd51f96f67a3" 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_019eb1ec-0805-7716-b9f2-e48c7420c80c" 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_019eb1ec-0805-780f-9adf-bd51f96f67a3" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyTable_019eb1ec-0805-7716-b9f2-e48c7420c80c" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019eb1ec-0805-746a-a7b6-19ffeca7bf43" 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_019eb1ec-0805-7716-b9f2-e48c7420c80c" xlink:to="loc_dei_LegalEntityAxis_019eb1ec-0805-746a-a7b6-19ffeca7bf43" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019eb1ec-0805-746a-a7b6-19ffeca7bf43_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_019eb1ec-0805-746a-a7b6-19ffeca7bf43" xlink:to="loc_dei_EntityDomain_019eb1ec-0805-746a-a7b6-19ffeca7bf43_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019eb1ec-0805-7e36-aca0-dc98e537d525" 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_019eb1ec-0805-746a-a7b6-19ffeca7bf43" xlink:to="loc_dei_EntityDomain_019eb1ec-0805-7e36-aca0-dc98e537d525" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lin_EBP001Member_019eb1ec-0805-7578-a6f9-3adc801e114c" xlink:href="lin-20260616.xsd#lin_EBP001Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019eb1ec-0805-7e36-aca0-dc98e537d525" xlink:to="loc_lin_EBP001Member_019eb1ec-0805-7578-a6f9-3adc801e114c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanSummaryOfAccountingPolicyTextBlock_019eb1ec-0805-7592-9a55-212098b9d794" 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_019eb1ec-0805-780f-9adf-bd51f96f67a3" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanSummaryOfAccountingPolicyTextBlock_019eb1ec-0805-7592-9a55-212098b9d794" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.lindeplc.com/role/RisksandUncertainties" xlink:type="simple" xlink:href="lin-20260616.xsd#RisksandUncertainties"/>
  <link:definitionLink xlink:role="http://www.lindeplc.com/role/RisksandUncertainties" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EbpRiskAndUncertaintyLineItems_019eb1ec-0805-7586-aefe-688a3d6697df" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EbpRiskAndUncertaintyLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EbpRiskAndUncertaintyTable_019eb1ec-0805-710f-8fc1-e95ef032cdce" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EbpRiskAndUncertaintyTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap-ebp_EbpRiskAndUncertaintyLineItems_019eb1ec-0805-7586-aefe-688a3d6697df" xlink:to="loc_us-gaap-ebp_EbpRiskAndUncertaintyTable_019eb1ec-0805-710f-8fc1-e95ef032cdce" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019eb1ec-0805-7d8e-bbbd-78c15db7503a" 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_EbpRiskAndUncertaintyTable_019eb1ec-0805-710f-8fc1-e95ef032cdce" xlink:to="loc_dei_LegalEntityAxis_019eb1ec-0805-7d8e-bbbd-78c15db7503a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019eb1ec-0805-7d8e-bbbd-78c15db7503a_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_019eb1ec-0805-7d8e-bbbd-78c15db7503a" xlink:to="loc_dei_EntityDomain_019eb1ec-0805-7d8e-bbbd-78c15db7503a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019eb1ec-0805-7651-946b-bd049a1f1006" 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_019eb1ec-0805-7d8e-bbbd-78c15db7503a" xlink:to="loc_dei_EntityDomain_019eb1ec-0805-7651-946b-bd049a1f1006" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lin_EBP001Member_019eb1ec-0805-729a-990c-2d695aa85efc" xlink:href="lin-20260616.xsd#lin_EBP001Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019eb1ec-0805-7651-946b-bd049a1f1006" xlink:to="loc_lin_EBP001Member_019eb1ec-0805-729a-990c-2d695aa85efc" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanRiskAndUncertaintyTextBlock_019eb1ec-0805-7301-beed-88aa5e338e4f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanRiskAndUncertaintyTextBlock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EbpRiskAndUncertaintyLineItems_019eb1ec-0805-7586-aefe-688a3d6697df" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanRiskAndUncertaintyTextBlock_019eb1ec-0805-7301-beed-88aa5e338e4f" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.lindeplc.com/role/FairValueMeasurements" xlink:type="simple" xlink:href="lin-20260616.xsd#FairValueMeasurements"/>
  <link:definitionLink xlink:role="http://www.lindeplc.com/role/FairValueMeasurements" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems_019eb1ec-0805-748b-97bc-54617da600d6" 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_019eb1ec-0805-760f-af4f-f9f7b6b39768" 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_019eb1ec-0805-748b-97bc-54617da600d6" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable_019eb1ec-0805-760f-af4f-f9f7b6b39768" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019eb1ec-0805-7361-a755-562c2e86db4e" 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_019eb1ec-0805-760f-af4f-f9f7b6b39768" xlink:to="loc_dei_LegalEntityAxis_019eb1ec-0805-7361-a755-562c2e86db4e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019eb1ec-0805-7361-a755-562c2e86db4e_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_019eb1ec-0805-7361-a755-562c2e86db4e" xlink:to="loc_dei_EntityDomain_019eb1ec-0805-7361-a755-562c2e86db4e_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019eb1ec-0805-77a0-9848-d876d9d3255a" 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_019eb1ec-0805-7361-a755-562c2e86db4e" xlink:to="loc_dei_EntityDomain_019eb1ec-0805-77a0-9848-d876d9d3255a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lin_EBP001Member_019eb1ec-0805-77cd-8469-66e7a8f40baf" xlink:href="lin-20260616.xsd#lin_EBP001Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019eb1ec-0805-77a0-9848-d876d9d3255a" xlink:to="loc_lin_EBP001Member_019eb1ec-0805-77cd-8469-66e7a8f40baf" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTextBlock_019eb1ec-0805-7596-a396-e9d277256979" 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_019eb1ec-0805-748b-97bc-54617da600d6" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTextBlock_019eb1ec-0805-7596-a396-e9d277256979" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.lindeplc.com/role/TaxStatus" xlink:type="simple" xlink:href="lin-20260616.xsd#TaxStatus"/>
  <link:definitionLink xlink:role="http://www.lindeplc.com/role/TaxStatus" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanTaxStatusLineItems_019eb1ec-0805-7dba-879c-12abea7d56c1" 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_019eb1ec-0805-7699-8c20-99bc47114ad8" 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_019eb1ec-0805-7dba-879c-12abea7d56c1" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanTaxStatusTable_019eb1ec-0805-7699-8c20-99bc47114ad8" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019eb1ec-0805-7525-95cf-a0cd1b6a9a8f" 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_019eb1ec-0805-7699-8c20-99bc47114ad8" xlink:to="loc_dei_LegalEntityAxis_019eb1ec-0805-7525-95cf-a0cd1b6a9a8f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019eb1ec-0805-7525-95cf-a0cd1b6a9a8f_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_019eb1ec-0805-7525-95cf-a0cd1b6a9a8f" xlink:to="loc_dei_EntityDomain_019eb1ec-0805-7525-95cf-a0cd1b6a9a8f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019eb1ec-0805-7aa4-845b-307b2dd66c5d" 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_019eb1ec-0805-7525-95cf-a0cd1b6a9a8f" xlink:to="loc_dei_EntityDomain_019eb1ec-0805-7aa4-845b-307b2dd66c5d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lin_EBP001Member_019eb1ec-0805-7e41-b9b2-e30ee615077a" xlink:href="lin-20260616.xsd#lin_EBP001Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019eb1ec-0805-7aa4-845b-307b2dd66c5d" xlink:to="loc_lin_EBP001Member_019eb1ec-0805-7e41-b9b2-e30ee615077a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanTaxStatusTextBlock_019eb1ec-0805-7ef8-954e-8bc5ec7e3c96" 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_019eb1ec-0805-7dba-879c-12abea7d56c1" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanTaxStatusTextBlock_019eb1ec-0805-7ef8-954e-8bc5ec7e3c96" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.lindeplc.com/role/PlanExpenses" xlink:type="simple" xlink:href="lin-20260616.xsd#PlanExpenses"/>
  <link:definitionLink xlink:role="http://www.lindeplc.com/role/PlanExpenses" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EbpContingencyLineItems_019eb1ec-0805-70cd-ba84-5bf921ec0b31" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EbpContingencyLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EbpContingencyTable_019eb1ec-0805-7317-8204-a7e0617c4077" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EbpContingencyTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap-ebp_EbpContingencyLineItems_019eb1ec-0805-70cd-ba84-5bf921ec0b31" xlink:to="loc_us-gaap-ebp_EbpContingencyTable_019eb1ec-0805-7317-8204-a7e0617c4077" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019eb1ec-0805-7bae-b9c6-a776b97cbbd4" 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_EbpContingencyTable_019eb1ec-0805-7317-8204-a7e0617c4077" xlink:to="loc_dei_LegalEntityAxis_019eb1ec-0805-7bae-b9c6-a776b97cbbd4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019eb1ec-0805-7bae-b9c6-a776b97cbbd4_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_019eb1ec-0805-7bae-b9c6-a776b97cbbd4" xlink:to="loc_dei_EntityDomain_019eb1ec-0805-7bae-b9c6-a776b97cbbd4_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019eb1ec-0805-7886-818b-71cd2a857f97" 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_019eb1ec-0805-7bae-b9c6-a776b97cbbd4" xlink:to="loc_dei_EntityDomain_019eb1ec-0805-7886-818b-71cd2a857f97" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lin_EBP001Member_019eb1ec-0805-7ddf-8422-83bb5bcb74f3" xlink:href="lin-20260616.xsd#lin_EBP001Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019eb1ec-0805-7886-818b-71cd2a857f97" xlink:to="loc_lin_EBP001Member_019eb1ec-0805-7ddf-8422-83bb5bcb74f3" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_lin_EBPPlanExpensesTextBlock_019eb1ec-0805-7e18-aed1-9f6467c0ccb6" xlink:href="lin-20260616.xsd#lin_EBPPlanExpensesTextBlock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EbpContingencyLineItems_019eb1ec-0805-70cd-ba84-5bf921ec0b31" xlink:to="loc_lin_EBPPlanExpensesTextBlock_019eb1ec-0805-7e18-aed1-9f6467c0ccb6" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.lindeplc.com/role/PartiesinInterestTransactions" xlink:type="simple" xlink:href="lin-20260616.xsd#PartiesinInterestTransactions"/>
  <link:definitionLink xlink:role="http://www.lindeplc.com/role/PartiesinInterestTransactions" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsLineItems_019eb1ec-0805-7c1e-8498-d57d4b45f2b6" 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_019eb1ec-0805-73eb-9a8c-8a96daf6927b" 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_019eb1ec-0805-7c1e-8498-d57d4b45f2b6" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsTable_019eb1ec-0805-73eb-9a8c-8a96daf6927b" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019eb1ec-0805-7b3d-bdf0-c45b1222a1a8" 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_019eb1ec-0805-73eb-9a8c-8a96daf6927b" xlink:to="loc_dei_LegalEntityAxis_019eb1ec-0805-7b3d-bdf0-c45b1222a1a8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019eb1ec-0805-7b3d-bdf0-c45b1222a1a8_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_019eb1ec-0805-7b3d-bdf0-c45b1222a1a8" xlink:to="loc_dei_EntityDomain_019eb1ec-0805-7b3d-bdf0-c45b1222a1a8_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019eb1ec-0805-7577-83d9-b6484042ae04" 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_019eb1ec-0805-7b3d-bdf0-c45b1222a1a8" xlink:to="loc_dei_EntityDomain_019eb1ec-0805-7577-83d9-b6484042ae04" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lin_EBP001Member_019eb1ec-0805-7521-b86a-c10b88d3dd2b" xlink:href="lin-20260616.xsd#lin_EBP001Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019eb1ec-0805-7577-83d9-b6484042ae04" xlink:to="loc_lin_EBP001Member_019eb1ec-0805-7521-b86a-c10b88d3dd2b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsTextBlock_019eb1ec-0805-778d-8bef-7fb9c7511fe7" 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_019eb1ec-0805-7c1e-8498-d57d4b45f2b6" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsTextBlock_019eb1ec-0805-778d-8bef-7fb9c7511fe7" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.lindeplc.com/role/EmployeeBenefitPlanContingency" xlink:type="simple" xlink:href="lin-20260616.xsd#EmployeeBenefitPlanContingency"/>
  <link:definitionLink xlink:role="http://www.lindeplc.com/role/EmployeeBenefitPlanContingency" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EbpContingencyLineItems_019eb1ec-0805-75c8-b0f3-6398f1440bea" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EbpContingencyLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EbpContingencyTable_019eb1ec-0805-7dea-9ca0-8d19d2ce7cb3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EbpContingencyTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap-ebp_EbpContingencyLineItems_019eb1ec-0805-75c8-b0f3-6398f1440bea" xlink:to="loc_us-gaap-ebp_EbpContingencyTable_019eb1ec-0805-7dea-9ca0-8d19d2ce7cb3" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019eb1ec-0805-7d91-bb82-d8f61adfc970" 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_EbpContingencyTable_019eb1ec-0805-7dea-9ca0-8d19d2ce7cb3" xlink:to="loc_dei_LegalEntityAxis_019eb1ec-0805-7d91-bb82-d8f61adfc970" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019eb1ec-0805-7d91-bb82-d8f61adfc970_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_019eb1ec-0805-7d91-bb82-d8f61adfc970" xlink:to="loc_dei_EntityDomain_019eb1ec-0805-7d91-bb82-d8f61adfc970_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019eb1ec-0805-70c0-8996-1cbfb2963b77" 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_019eb1ec-0805-7d91-bb82-d8f61adfc970" xlink:to="loc_dei_EntityDomain_019eb1ec-0805-70c0-8996-1cbfb2963b77" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lin_EBP001Member_019eb1ec-0805-778e-a0cf-67b41afc45a5" xlink:href="lin-20260616.xsd#lin_EBP001Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019eb1ec-0805-70c0-8996-1cbfb2963b77" xlink:to="loc_lin_EBP001Member_019eb1ec-0805-778e-a0cf-67b41afc45a5" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EbpContingencyTextBlock_019eb1ec-0805-7c84-ae29-444c3ff1b211" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EbpContingencyTextBlock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EbpContingencyLineItems_019eb1ec-0805-75c8-b0f3-6398f1440bea" xlink:to="loc_us-gaap-ebp_EbpContingencyTextBlock_019eb1ec-0805-7c84-ae29-444c3ff1b211" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.lindeplc.com/role/SubsequentEvents" xlink:type="simple" xlink:href="lin-20260616.xsd#SubsequentEvents"/>
  <link:definitionLink xlink:role="http://www.lindeplc.com/role/SubsequentEvents" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EbpSubsequentEventLineItems_019eb1ec-0805-78b1-afa1-8ee78e621b74" 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_019eb1ec-0805-790a-8ebc-3e6d806868b4" 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_019eb1ec-0805-78b1-afa1-8ee78e621b74" xlink:to="loc_us-gaap-ebp_EbpSubsequentEventTable_019eb1ec-0805-790a-8ebc-3e6d806868b4" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019eb1ec-0805-7bd9-9cbb-19654fbc2f4d" 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_019eb1ec-0805-790a-8ebc-3e6d806868b4" xlink:to="loc_dei_LegalEntityAxis_019eb1ec-0805-7bd9-9cbb-19654fbc2f4d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019eb1ec-0805-7bd9-9cbb-19654fbc2f4d_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_019eb1ec-0805-7bd9-9cbb-19654fbc2f4d" xlink:to="loc_dei_EntityDomain_019eb1ec-0805-7bd9-9cbb-19654fbc2f4d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019eb1ec-0805-7f35-a792-a86466f9e2c7" 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_019eb1ec-0805-7bd9-9cbb-19654fbc2f4d" xlink:to="loc_dei_EntityDomain_019eb1ec-0805-7f35-a792-a86466f9e2c7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lin_EBP001Member_019eb1ec-0805-7886-8e05-455e1b67ac4b" xlink:href="lin-20260616.xsd#lin_EBP001Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019eb1ec-0805-7f35-a792-a86466f9e2c7" xlink:to="loc_lin_EBP001Member_019eb1ec-0805-7886-8e05-455e1b67ac4b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanSubsequentEventTextBlock_019eb1ec-0805-7a91-bab4-1792f77f0e08" 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_019eb1ec-0805-78b1-afa1-8ee78e621b74" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanSubsequentEventTextBlock_019eb1ec-0805-7a91-bab4-1792f77f0e08" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.lindeplc.com/role/ScheduleHLine4iScheduleofAssetsHeldAtEndofYear" xlink:type="simple" xlink:href="lin-20260616.xsd#ScheduleHLine4iScheduleofAssetsHeldAtEndofYear"/>
  <link:definitionLink xlink:role="http://www.lindeplc.com/role/ScheduleHLine4iScheduleofAssetsHeldAtEndofYear" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems_019eb1ec-0805-7b78-b6c2-e9e0a91f274c" 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_019eb1ec-0805-723f-8c79-76731a06e0e4" 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_019eb1ec-0805-7b78-b6c2-e9e0a91f274c" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTable_019eb1ec-0805-723f-8c79-76731a06e0e4" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019eb1ec-0805-7cbf-bcbc-ab9b98afd8da" 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_019eb1ec-0805-723f-8c79-76731a06e0e4" xlink:to="loc_dei_LegalEntityAxis_019eb1ec-0805-7cbf-bcbc-ab9b98afd8da" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019eb1ec-0805-7cbf-bcbc-ab9b98afd8da_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_019eb1ec-0805-7cbf-bcbc-ab9b98afd8da" xlink:to="loc_dei_EntityDomain_019eb1ec-0805-7cbf-bcbc-ab9b98afd8da_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019eb1ec-0805-7722-826b-66d49caa8e4f" 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_019eb1ec-0805-7cbf-bcbc-ab9b98afd8da" xlink:to="loc_dei_EntityDomain_019eb1ec-0805-7722-826b-66d49caa8e4f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lin_EBP001Member_019eb1ec-0805-734e-a43a-a983908bcbea" xlink:href="lin-20260616.xsd#lin_EBP001Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019eb1ec-0805-7722-826b-66d49caa8e4f" xlink:to="loc_lin_EBP001Member_019eb1ec-0805-734e-a43a-a983908bcbea" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTableTextBlock_019eb1ec-0805-7a4c-8984-3f2d27bc2f76" 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_019eb1ec-0805-7b78-b6c2-e9e0a91f274c" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTableTextBlock_019eb1ec-0805-7a4c-8984-3f2d27bc2f76" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.lindeplc.com/role/SummaryofSignificantAccountingPoliciesPolicies" xlink:type="simple" xlink:href="lin-20260616.xsd#SummaryofSignificantAccountingPoliciesPolicies"/>
  <link:definitionLink xlink:role="http://www.lindeplc.com/role/SummaryofSignificantAccountingPoliciesPolicies" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems_019eb1ec-0805-7527-82ee-881aa8dd4589" 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_019eb1ec-0805-713c-a827-2dab60c2f1f8" 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_019eb1ec-0805-7527-82ee-881aa8dd4589" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyTable_019eb1ec-0805-713c-a827-2dab60c2f1f8" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019eb1ec-0805-7ee5-abc5-277d0ae2a861" 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_019eb1ec-0805-713c-a827-2dab60c2f1f8" xlink:to="loc_dei_LegalEntityAxis_019eb1ec-0805-7ee5-abc5-277d0ae2a861" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019eb1ec-0805-7ee5-abc5-277d0ae2a861_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_019eb1ec-0805-7ee5-abc5-277d0ae2a861" xlink:to="loc_dei_EntityDomain_019eb1ec-0805-7ee5-abc5-277d0ae2a861_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019eb1ec-0805-7aea-9692-1b41171c5f7f" 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_019eb1ec-0805-7ee5-abc5-277d0ae2a861" xlink:to="loc_dei_EntityDomain_019eb1ec-0805-7aea-9692-1b41171c5f7f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lin_EBP001Member_019eb1ec-0805-768a-9e31-4c8f33f231ac" xlink:href="lin-20260616.xsd#lin_EBP001Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019eb1ec-0805-7aea-9692-1b41171c5f7f" xlink:to="loc_lin_EBP001Member_019eb1ec-0805-768a-9e31-4c8f33f231ac" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanBasisOfAccountingPolicyTextBlock_019eb1ec-0805-7452-ac3d-dc0e3740a8ed" 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_019eb1ec-0805-7527-82ee-881aa8dd4589" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanBasisOfAccountingPolicyTextBlock_019eb1ec-0805-7452-ac3d-dc0e3740a8ed" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanUseOfEstimatePolicyTextBlock_019eb1ec-0805-76eb-b773-33fafb91af2e" 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_019eb1ec-0805-7527-82ee-881aa8dd4589" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanUseOfEstimatePolicyTextBlock_019eb1ec-0805-76eb-b773-33fafb91af2e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanPaymentToParticipantPolicyTextBlock_019eb1ec-0805-718a-a9fb-5ac1a367e9a9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanPaymentToParticipantPolicyTextBlock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems_019eb1ec-0805-7527-82ee-881aa8dd4589" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanPaymentToParticipantPolicyTextBlock_019eb1ec-0805-718a-a9fb-5ac1a367e9a9" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentPolicyTextBlock_019eb1ec-0805-7ea4-90df-989bfccfb0a1" 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_019eb1ec-0805-7527-82ee-881aa8dd4589" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentPolicyTextBlock_019eb1ec-0805-7ea4-90df-989bfccfb0a1" xlink:type="arc" order="3"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.lindeplc.com/role/FairValueMeasurementsTables" xlink:type="simple" xlink:href="lin-20260616.xsd#FairValueMeasurementsTables"/>
  <link:definitionLink xlink:role="http://www.lindeplc.com/role/FairValueMeasurementsTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems_019eb1ec-0805-77bf-89c6-79c5178a7ef5" 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_019eb1ec-0805-77ce-b120-362e1fc0628a" 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_019eb1ec-0805-77bf-89c6-79c5178a7ef5" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable_019eb1ec-0805-77ce-b120-362e1fc0628a" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019eb1ec-0805-7a57-80d9-058648b2273b" 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_019eb1ec-0805-77ce-b120-362e1fc0628a" xlink:to="loc_dei_LegalEntityAxis_019eb1ec-0805-7a57-80d9-058648b2273b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019eb1ec-0805-7a57-80d9-058648b2273b_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_019eb1ec-0805-7a57-80d9-058648b2273b" xlink:to="loc_dei_EntityDomain_019eb1ec-0805-7a57-80d9-058648b2273b_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019eb1ec-0805-7fdd-b632-db33aef94d0a" 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_019eb1ec-0805-7a57-80d9-058648b2273b" xlink:to="loc_dei_EntityDomain_019eb1ec-0805-7fdd-b632-db33aef94d0a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lin_EBP001Member_019eb1ec-0805-72b6-ac5c-80544b824e15" xlink:href="lin-20260616.xsd#lin_EBP001Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019eb1ec-0805-7fdd-b632-db33aef94d0a" xlink:to="loc_lin_EBP001Member_019eb1ec-0805-72b6-ac5c-80544b824e15" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTableTextBlock_019eb1ec-0805-7230-b8b7-c10395a8b222" 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_019eb1ec-0805-77bf-89c6-79c5178a7ef5" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTableTextBlock_019eb1ec-0805-7230-b8b7-c10395a8b222" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.lindeplc.com/role/DescriptionofthePlanAdditionalInformationDetails" xlink:type="simple" xlink:href="lin-20260616.xsd#DescriptionofthePlanAdditionalInformationDetails"/>
  <link:definitionLink xlink:role="http://www.lindeplc.com/role/DescriptionofthePlanAdditionalInformationDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019eb1ec-0805-781f-91e4-cb9678705082" 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_019eb1ec-0805-7ef8-859a-3c681c4c31f7" 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_019eb1ec-0805-781f-91e4-cb9678705082" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable_019eb1ec-0805-7ef8-859a-3c681c4c31f7" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019eb1ec-0805-7327-826e-c01a367e9090" 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_019eb1ec-0805-7ef8-859a-3c681c4c31f7" xlink:to="loc_dei_LegalEntityAxis_019eb1ec-0805-7327-826e-c01a367e9090" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019eb1ec-0805-7327-826e-c01a367e9090_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_019eb1ec-0805-7327-826e-c01a367e9090" xlink:to="loc_dei_EntityDomain_019eb1ec-0805-7327-826e-c01a367e9090_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019eb1ec-0805-7138-9d29-cc93d1a10682" 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_019eb1ec-0805-7327-826e-c01a367e9090" xlink:to="loc_dei_EntityDomain_019eb1ec-0805-7138-9d29-cc93d1a10682" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lin_EBP001Member_019eb1ec-0805-7b9c-9997-bc662c1a83a3" xlink:href="lin-20260616.xsd#lin_EBP001Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019eb1ec-0805-7138-9d29-cc93d1a10682" xlink:to="loc_lin_EBP001Member_019eb1ec-0805-7b9c-9997-bc662c1a83a3" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_lin_EBPEmployerContributionTypeAxis_019eb1ec-0805-7abc-8fee-7bca0665e1e2" xlink:href="lin-20260616.xsd#lin_EBPEmployerContributionTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable_019eb1ec-0805-7ef8-859a-3c681c4c31f7" xlink:to="loc_lin_EBPEmployerContributionTypeAxis_019eb1ec-0805-7abc-8fee-7bca0665e1e2" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_lin_EBPEmployerContributionTypeDomain_019eb1ec-0805-7abc-8fee-7bca0665e1e2_default" xlink:href="lin-20260616.xsd#lin_EBPEmployerContributionTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_lin_EBPEmployerContributionTypeAxis_019eb1ec-0805-7abc-8fee-7bca0665e1e2" xlink:to="loc_lin_EBPEmployerContributionTypeDomain_019eb1ec-0805-7abc-8fee-7bca0665e1e2_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lin_EBPEmployerContributionTypeDomain_019eb1ec-0805-7318-a0bf-4dacc8f1e3fd" xlink:href="lin-20260616.xsd#lin_EBPEmployerContributionTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_lin_EBPEmployerContributionTypeAxis_019eb1ec-0805-7abc-8fee-7bca0665e1e2" xlink:to="loc_lin_EBPEmployerContributionTypeDomain_019eb1ec-0805-7318-a0bf-4dacc8f1e3fd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lin_PlanParticipantsHiredBeforeOctober12012Member_019eb1ec-0805-7d51-9114-b081d10850bf" xlink:href="lin-20260616.xsd#lin_PlanParticipantsHiredBeforeOctober12012Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lin_EBPEmployerContributionTypeDomain_019eb1ec-0805-7318-a0bf-4dacc8f1e3fd" xlink:to="loc_lin_PlanParticipantsHiredBeforeOctober12012Member_019eb1ec-0805-7d51-9114-b081d10850bf" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_lin_PlanParticipantsHiredBeforeOctober12012NextFivePercentMember_019eb1ec-0805-7fa8-a563-2d298e7383d7" xlink:href="lin-20260616.xsd#lin_PlanParticipantsHiredBeforeOctober12012NextFivePercentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lin_EBPEmployerContributionTypeDomain_019eb1ec-0805-7318-a0bf-4dacc8f1e3fd" xlink:to="loc_lin_PlanParticipantsHiredBeforeOctober12012NextFivePercentMember_019eb1ec-0805-7fa8-a563-2d298e7383d7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lin_PlanParticipantsHiredAfterOctober12012Member_019eb1ec-0805-740d-a7df-e596c9781dd9" xlink:href="lin-20260616.xsd#lin_PlanParticipantsHiredAfterOctober12012Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_lin_EBPEmployerContributionTypeDomain_019eb1ec-0805-7318-a0bf-4dacc8f1e3fd" xlink:to="loc_lin_PlanParticipantsHiredAfterOctober12012Member_019eb1ec-0805-740d-a7df-e596c9781dd9" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_lin_EBPRequisiteServicePeriod_019eb247-8f6e-7758-9270-17c58d932c2e" xlink:href="lin-20260616.xsd#lin_EBPRequisiteServicePeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019eb1ec-0805-781f-91e4-cb9678705082" xlink:to="loc_lin_EBPRequisiteServicePeriod_019eb247-8f6e-7758-9270-17c58d932c2e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanEmployerContributionMatchingPercentage_019eb1ec-0805-702a-ab45-fb1173a815c2" 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_019eb1ec-0805-781f-91e4-cb9678705082" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanEmployerContributionMatchingPercentage_019eb1ec-0805-702a-ab45-fb1173a815c2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanEmployerContributionParticipantCompensationMatchedPercentage_019eb1ec-0805-7f6b-b360-ee73a3febec7" 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_019eb1ec-0805-781f-91e4-cb9678705082" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanEmployerContributionParticipantCompensationMatchedPercentage_019eb1ec-0805-7f6b-b360-ee73a3febec7" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipantAccountMinimumBorrowingAmount_019eb1ec-0805-7bdf-a3e8-334f7e043fd8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipantAccountMinimumBorrowingAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019eb1ec-0805-781f-91e4-cb9678705082" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipantAccountMinimumBorrowingAmount_019eb1ec-0805-7bdf-a3e8-334f7e043fd8" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipantAccountMaximumBorrowingAmount_019eb1ec-0805-78e9-b63d-552ef132efef" 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_019eb1ec-0805-781f-91e4-cb9678705082" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipantAccountMaximumBorrowingAmount_019eb1ec-0805-78e9-b63d-552ef132efef" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipantAccountMaximumBorrowingToTotalAccountPercentage_019eb1ec-0805-7c45-9b29-2bfce31ddb24" 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_019eb1ec-0805-781f-91e4-cb9678705082" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipantAccountMaximumBorrowingToTotalAccountPercentage_019eb1ec-0805-7c45-9b29-2bfce31ddb24" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_lin_EBPNoteReceivableFromParticipantMaximumNumberOfLoans_019ecbca-6dc1-7b68-89ce-b7f8843fdf50" xlink:href="lin-20260616.xsd#lin_EBPNoteReceivableFromParticipantMaximumNumberOfLoans"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019eb1ec-0805-781f-91e4-cb9678705082" xlink:to="loc_lin_EBPNoteReceivableFromParticipantMaximumNumberOfLoans_019ecbca-6dc1-7b68-89ce-b7f8843fdf50" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_lin_EBPNoteReceivableFromParticipantGeneralLoanMaximumBorrowingTerm_019eb24a-4202-7923-89b7-91d12f118ef0" xlink:href="lin-20260616.xsd#lin_EBPNoteReceivableFromParticipantGeneralLoanMaximumBorrowingTerm"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019eb1ec-0805-781f-91e4-cb9678705082" xlink:to="loc_lin_EBPNoteReceivableFromParticipantGeneralLoanMaximumBorrowingTerm_019eb24a-4202-7923-89b7-91d12f118ef0" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_lin_EBPNoteReceivableFromParticipantAccountPrimaryResidenceMaximumBorrowingTerm_019eb24a-7ef7-76be-b89b-54b7f33b3c27" xlink:href="lin-20260616.xsd#lin_EBPNoteReceivableFromParticipantAccountPrimaryResidenceMaximumBorrowingTerm"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019eb1ec-0805-781f-91e4-cb9678705082" xlink:to="loc_lin_EBPNoteReceivableFromParticipantAccountPrimaryResidenceMaximumBorrowingTerm_019eb24a-7ef7-76be-b89b-54b7f33b3c27" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanParticipantLoanInterestRate_019eb1ec-0805-7df5-bfcc-d37d35bcd33f" 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_EmployeeBenefitPlanDescriptionOfPlanLineItems_019eb1ec-0805-781f-91e4-cb9678705082" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanParticipantLoanInterestRate_019eb1ec-0805-7df5-bfcc-d37d35bcd33f" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_lin_EBP.ParticipantLoanFee_019eb1ec-0805-77a5-ad56-bc2fd283d374" xlink:href="lin-20260616.xsd#lin_EBP.ParticipantLoanFee"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019eb1ec-0805-781f-91e4-cb9678705082" xlink:to="loc_lin_EBP.ParticipantLoanFee_019eb1ec-0805-77a5-ad56-bc2fd283d374" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForParticipantContributionRollover_019ecdee-d884-728c-9605-ffc2561d1966" 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_EmployeeBenefitPlanDescriptionOfPlanLineItems_019eb1ec-0805-781f-91e4-cb9678705082" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForParticipantContributionRollover_019ecdee-d884-728c-9605-ffc2561d1966" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_lin_EBPBenefitsPayable_019ed1c0-3eda-7895-a91e-31c33a797dae" xlink:href="lin-20260616.xsd#lin_EBPBenefitsPayable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems_019eb1ec-0805-781f-91e4-cb9678705082" xlink:to="loc_lin_EBPBenefitsPayable_019ed1c0-3eda-7895-a91e-31c33a797dae" xlink:type="arc" order="12"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.lindeplc.com/role/FairValueMeasurementsAdditionalInformationDetails" xlink:type="simple" xlink:href="lin-20260616.xsd#FairValueMeasurementsAdditionalInformationDetails"/>
  <link:definitionLink xlink:role="http://www.lindeplc.com/role/FairValueMeasurementsAdditionalInformationDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems_019eb1ec-0805-7eaa-a508-540dd7fefa57" 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_019eb1ec-0805-7b41-b829-f59b137a8c2e" 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_019eb1ec-0805-7eaa-a508-540dd7fefa57" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable_019eb1ec-0805-7b41-b829-f59b137a8c2e" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019eb1ec-0805-7b35-9e44-8573f4e925da" 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_019eb1ec-0805-7b41-b829-f59b137a8c2e" xlink:to="loc_dei_LegalEntityAxis_019eb1ec-0805-7b35-9e44-8573f4e925da" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019eb1ec-0805-7b35-9e44-8573f4e925da_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_019eb1ec-0805-7b35-9e44-8573f4e925da" xlink:to="loc_dei_EntityDomain_019eb1ec-0805-7b35-9e44-8573f4e925da_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019eb1ec-0805-7552-a6cb-43afdac97618" 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_019eb1ec-0805-7b35-9e44-8573f4e925da" xlink:to="loc_dei_EntityDomain_019eb1ec-0805-7552-a6cb-43afdac97618" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lin_EBP001Member_019eb1ec-0805-725e-8bf1-cd207487c390" xlink:href="lin-20260616.xsd#lin_EBP001Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019eb1ec-0805-7552-a6cb-43afdac97618" xlink:to="loc_lin_EBP001Member_019eb1ec-0805-725e-8bf1-cd207487c390" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_019eb1ec-0805-7695-96fc-ee64a69c2b66" 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_019eb1ec-0805-7b41-b829-f59b137a8c2e" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_019eb1ec-0805-7695-96fc-ee64a69c2b66" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019eb1ec-0805-7695-96fc-ee64a69c2b66_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_019eb1ec-0805-7695-96fc-ee64a69c2b66" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019eb1ec-0805-7695-96fc-ee64a69c2b66_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019eb1ec-0805-7eb5-b15a-54be71769443" 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_019eb1ec-0805-7695-96fc-ee64a69c2b66" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_019eb1ec-0805-7eb5-b15a-54be71769443" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_019eb1ec-0805-732f-9567-2d5354036692" 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_FairValueMeasurementsFairValueHierarchyDomain_019eb1ec-0805-7eb5-b15a-54be71769443" xlink:to="loc_us-gaap_FairValueInputsLevel1Member_019eb1ec-0805-732f-9567-2d5354036692" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_019eb1ec-0805-78c0-83c8-1e998770cd56" 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_FairValueMeasurementsFairValueHierarchyDomain_019eb1ec-0805-7eb5-b15a-54be71769443" xlink:to="loc_us-gaap_FairValueInputsLevel2Member_019eb1ec-0805-78c0-83c8-1e998770cd56" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_019eb1ec-0805-7987-8bb3-21e60adc9180" 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_019eb1ec-0805-7eb5-b15a-54be71769443" xlink:to="loc_us-gaap_FairValueInputsLevel3Member_019eb1ec-0805-7987-8bb3-21e60adc9180" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeAxis_019eb1ec-0805-72cb-94a8-0d259c2824ea" 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_019eb1ec-0805-7b41-b829-f59b137a8c2e" xlink:to="loc_us-gaap_InvestmentTypeAxis_019eb1ec-0805-72cb-94a8-0d259c2824ea" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_019eb1ec-0805-72cb-94a8-0d259c2824ea_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_019eb1ec-0805-72cb-94a8-0d259c2824ea" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_019eb1ec-0805-72cb-94a8-0d259c2824ea_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_019eb1ec-0805-7584-9975-9972b7f4ed15" 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_019eb1ec-0805-72cb-94a8-0d259c2824ea" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_019eb1ec-0805-7584-9975-9972b7f4ed15" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MutualFundMember_019eb1ec-0805-7d10-835f-36b5d7ea88bc" 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_019eb1ec-0805-7584-9975-9972b7f4ed15" xlink:to="loc_us-gaap_MutualFundMember_019eb1ec-0805-7d10-835f-36b5d7ea88bc" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanEmployerCommonStockMember_019eb1ec-0805-791d-81ba-a9e9f2dfa340" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanEmployerCommonStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019eb1ec-0805-7584-9975-9972b7f4ed15" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanEmployerCommonStockMember_019eb1ec-0805-791d-81ba-a9e9f2dfa340" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsMember_019eb20b-8d44-7d33-b810-f782d9725f79" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashAndCashEquivalentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019eb1ec-0805-7584-9975-9972b7f4ed15" xlink:to="loc_us-gaap_CashAndCashEquivalentsMember_019eb20b-8d44-7d33-b810-f782d9725f79" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentExcludingPlanInterestInMasterTrustFairValue_019eb1ec-0805-7af6-9dfa-441bd01fd2d2" 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_019eb1ec-0805-7eaa-a508-540dd7fefa57" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentExcludingPlanInterestInMasterTrustFairValue_019eb1ec-0805-7af6-9dfa-441bd01fd2d2" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.lindeplc.com/role/PartiesinInterestTransactionsAdditionalInformationDetails" xlink:type="simple" xlink:href="lin-20260616.xsd#PartiesinInterestTransactionsAdditionalInformationDetails"/>
  <link:definitionLink xlink:role="http://www.lindeplc.com/role/PartiesinInterestTransactionsAdditionalInformationDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsLineItems_019eb1ec-0805-7fa7-8658-cea7d2f86de2" 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_019eb1ec-0805-70f6-a556-c6688cb5e560" 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_019eb1ec-0805-7fa7-8658-cea7d2f86de2" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsTable_019eb1ec-0805-70f6-a556-c6688cb5e560" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019eb1ec-0805-7fe4-85f8-85d9ca56ba64" 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_019eb1ec-0805-70f6-a556-c6688cb5e560" xlink:to="loc_dei_LegalEntityAxis_019eb1ec-0805-7fe4-85f8-85d9ca56ba64" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019eb1ec-0805-7fe4-85f8-85d9ca56ba64_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_019eb1ec-0805-7fe4-85f8-85d9ca56ba64" xlink:to="loc_dei_EntityDomain_019eb1ec-0805-7fe4-85f8-85d9ca56ba64_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019eb1ec-0805-7a3a-b4ba-e0739bea8c99" 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_019eb1ec-0805-7fe4-85f8-85d9ca56ba64" xlink:to="loc_dei_EntityDomain_019eb1ec-0805-7a3a-b4ba-e0739bea8c99" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lin_EBP001Member_019eb1ec-0805-7ff0-8501-ff0b5be5d723" xlink:href="lin-20260616.xsd#lin_EBP001Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019eb1ec-0805-7a3a-b4ba-e0739bea8c99" xlink:to="loc_lin_EBP001Member_019eb1ec-0805-7ff0-8501-ff0b5be5d723" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeAxis_019eb1ec-0805-7329-b9c2-0e9e47ae453a" 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_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsTable_019eb1ec-0805-70f6-a556-c6688cb5e560" xlink:to="loc_us-gaap_InvestmentTypeAxis_019eb1ec-0805-7329-b9c2-0e9e47ae453a" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_019eb1ec-0805-7329-b9c2-0e9e47ae453a_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_019eb1ec-0805-7329-b9c2-0e9e47ae453a" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_019eb1ec-0805-7329-b9c2-0e9e47ae453a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_019eb1ec-0805-778e-a0de-e2f54f42c2f5" 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_019eb1ec-0805-7329-b9c2-0e9e47ae453a" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_019eb1ec-0805-778e-a0de-e2f54f42c2f5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanEmployerCommonStockMember_019eb1ec-0805-720d-a940-df542194822c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanEmployerCommonStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_019eb1ec-0805-778e-a0de-e2f54f42c2f5" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanEmployerCommonStockMember_019eb1ec-0805-720d-a940-df542194822c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentNumberOfShares_019eb1ec-0805-78f8-b427-0b6de2bbd608" 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_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsLineItems_019eb1ec-0805-7fa7-8658-cea7d2f86de2" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentNumberOfShares_019eb1ec-0805-78f8-b427-0b6de2bbd608" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentExcludingPlanInterestInMasterTrustFairValue_019eb1ec-0805-79c5-b83e-15f252a50d7d" 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_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsLineItems_019eb1ec-0805-7fa7-8658-cea7d2f86de2" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentExcludingPlanInterestInMasterTrustFairValue_019eb1ec-0805-79c5-b83e-15f252a50d7d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentAcquiredExcludingPlanInterestInMasterTrustCost_019eb1ec-0805-7ca2-b07f-55d663190ffb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentAcquiredExcludingPlanInterestInMasterTrustCost"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsLineItems_019eb1ec-0805-7fa7-8658-cea7d2f86de2" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentAcquiredExcludingPlanInterestInMasterTrustCost_019eb1ec-0805-7ca2-b07f-55d663190ffb" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentSoldExcludingPlanInterestInMasterTrustSellingPrice_019eb1ec-0805-76eb-a20b-73ab857b0419" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentSoldExcludingPlanInterestInMasterTrustSellingPrice"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsLineItems_019eb1ec-0805-7fa7-8658-cea7d2f86de2" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanInvestmentSoldExcludingPlanInterestInMasterTrustSellingPrice_019eb1ec-0805-76eb-a20b-73ab857b0419" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_lin_EBPDividendIncome_019eb1ec-0805-7740-a915-165e49234227" xlink:href="lin-20260616.xsd#lin_EBPDividendIncome"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsLineItems_019eb1ec-0805-7fa7-8658-cea7d2f86de2" xlink:to="loc_lin_EBPDividendIncome_019eb1ec-0805-7740-a915-165e49234227" xlink:type="arc" order="4"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.lindeplc.com/role/EmployeeBenefitPlanScheduleAssetHeldforInvestmentDetails" xlink:type="simple" xlink:href="lin-20260616.xsd#EmployeeBenefitPlanScheduleAssetHeldforInvestmentDetails"/>
  <link:definitionLink xlink:role="http://www.lindeplc.com/role/EmployeeBenefitPlanScheduleAssetHeldforInvestmentDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems_019eb1ec-0805-7f29-93c3-ae50cc0bbd02" 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_019eb1ec-0805-7b12-a5fd-206180a4a6c3" 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_019eb1ec-0805-7f29-93c3-ae50cc0bbd02" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTable_019eb1ec-0805-7b12-a5fd-206180a4a6c3" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019eb1ec-0805-7d9f-b213-467b925afc30" 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_019eb1ec-0805-7b12-a5fd-206180a4a6c3" xlink:to="loc_dei_LegalEntityAxis_019eb1ec-0805-7d9f-b213-467b925afc30" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019eb1ec-0805-7d9f-b213-467b925afc30_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_019eb1ec-0805-7d9f-b213-467b925afc30" xlink:to="loc_dei_EntityDomain_019eb1ec-0805-7d9f-b213-467b925afc30_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019eb1ec-0805-7de9-bf6d-7b7ce96cb8dd" 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_019eb1ec-0805-7d9f-b213-467b925afc30" xlink:to="loc_dei_EntityDomain_019eb1ec-0805-7de9-bf6d-7b7ce96cb8dd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lin_EBP001Member_019eb1ec-0805-74fa-96e3-4a8f9dce4d14" xlink:href="lin-20260616.xsd#lin_EBP001Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019eb1ec-0805-7de9-bf6d-7b7ce96cb8dd" xlink:to="loc_lin_EBP001Member_019eb1ec-0805-74fa-96e3-4a8f9dce4d14" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIdentifierAxis_019eb1ec-0805-7cf1-9f9b-55b86477e51b" 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_019eb1ec-0805-7b12-a5fd-206180a4a6c3" xlink:to="loc_us-gaap_InvestmentIdentifierAxis_019eb1ec-0805-7cf1-9f9b-55b86477e51b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityTaxIdentificationNumber_019eb1ec-0805-7905-b08e-dcb660452e37" 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_019eb1ec-0805-7f29-93c3-ae50cc0bbd02" xlink:to="loc_dei_EntityTaxIdentificationNumber_019eb1ec-0805-7905-b08e-dcb660452e37" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanPlanNumber_019eb1ec-0805-7f80-992b-74896f66bdba" 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_019eb1ec-0805-7f29-93c3-ae50cc0bbd02" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanPlanNumber_019eb1ec-0805-7f80-992b-74896f66bdba" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentInvestmentExcludingPlanInterestInMasterTrustCurrentValue_019eb1ec-0805-716a-bfb6-689efa60e25e" 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_019eb1ec-0805-7f29-93c3-ae50cc0bbd02" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentInvestmentExcludingPlanInterestInMasterTrustCurrentValue_019eb1ec-0805-716a-bfb6-689efa60e25e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanParticipantLoanInterestRate_019eb1ec-0805-79be-b22a-3e4f5be39771" 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_019eb1ec-0805-7f29-93c3-ae50cc0bbd02" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanParticipantLoanInterestRate_019eb1ec-0805-79be-b22a-3e4f5be39771" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentParticipantLoanAfterDeemedDistribution_019eb1ec-0805-701b-b285-d824f4928fb4" 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_019eb1ec-0805-7f29-93c3-ae50cc0bbd02" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentParticipantLoanAfterDeemedDistribution_019eb1ec-0805-701b-b285-d824f4928fb4" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestment_019eb1ec-0805-7493-a250-f5087d976fa3" 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_019eb1ec-0805-7f29-93c3-ae50cc0bbd02" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestment_019eb1ec-0805-7493-a250-f5087d976fa3" xlink:type="arc" order="5"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.lindeplc.com/role/EmployeeBenefitPlanScheduleAssetHeldforInvestmentDetails_1" xlink:type="simple" xlink:href="lin-20260616.xsd#EmployeeBenefitPlanScheduleAssetHeldforInvestmentDetails_1"/>
  <link:definitionLink xlink:role="http://www.lindeplc.com/role/EmployeeBenefitPlanScheduleAssetHeldforInvestmentDetails_1" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems_019eb1ec-0805-7f29-93c3-ae50cc0bbd02" 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_019eb1ec-0805-7b12-a5fd-206180a4a6c3" 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_019eb1ec-0805-7f29-93c3-ae50cc0bbd02" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTable_019eb1ec-0805-7b12-a5fd-206180a4a6c3" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019eb1ec-0805-7d9f-b213-467b925afc30" 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_019eb1ec-0805-7b12-a5fd-206180a4a6c3" xlink:to="loc_dei_LegalEntityAxis_019eb1ec-0805-7d9f-b213-467b925afc30" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019eb1ec-0805-7d9f-b213-467b925afc30_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_019eb1ec-0805-7d9f-b213-467b925afc30" xlink:to="loc_dei_EntityDomain_019eb1ec-0805-7d9f-b213-467b925afc30_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019eb1ec-0805-7de9-bf6d-7b7ce96cb8dd" 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_019eb1ec-0805-7d9f-b213-467b925afc30" xlink:to="loc_dei_EntityDomain_019eb1ec-0805-7de9-bf6d-7b7ce96cb8dd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_lin_EBP001Member_019eb1ec-0805-74fa-96e3-4a8f9dce4d14" xlink:href="lin-20260616.xsd#lin_EBP001Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019eb1ec-0805-7de9-bf6d-7b7ce96cb8dd" xlink:to="loc_lin_EBP001Member_019eb1ec-0805-74fa-96e3-4a8f9dce4d14" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityTaxIdentificationNumber_019eb1ec-0805-7905-b08e-dcb660452e37" 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_019eb1ec-0805-7f29-93c3-ae50cc0bbd02" xlink:to="loc_dei_EntityTaxIdentificationNumber_019eb1ec-0805-7905-b08e-dcb660452e37" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanPlanNumber_019eb1ec-0805-7f80-992b-74896f66bdba" 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_019eb1ec-0805-7f29-93c3-ae50cc0bbd02" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanPlanNumber_019eb1ec-0805-7f80-992b-74896f66bdba" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentInvestmentExcludingPlanInterestInMasterTrustCurrentValue_019eb1ec-0805-716a-bfb6-689efa60e25e" 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_019eb1ec-0805-7f29-93c3-ae50cc0bbd02" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentInvestmentExcludingPlanInterestInMasterTrustCurrentValue_019eb1ec-0805-716a-bfb6-689efa60e25e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanParticipantLoanInterestRate_019eb1ec-0805-79be-b22a-3e4f5be39771" 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_019eb1ec-0805-7f29-93c3-ae50cc0bbd02" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanParticipantLoanInterestRate_019eb1ec-0805-79be-b22a-3e4f5be39771" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentParticipantLoanAfterDeemedDistribution_019eb1ec-0805-701b-b285-d824f4928fb4" 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_019eb1ec-0805-7f29-93c3-ae50cc0bbd02" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentParticipantLoanAfterDeemedDistribution_019eb1ec-0805-701b-b285-d824f4928fb4" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestment_019eb1ec-0805-7493-a250-f5087d976fa3" 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_019eb1ec-0805-7f29-93c3-ae50cc0bbd02" xlink:to="loc_us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestment_019eb1ec-0805-7493-a250-f5087d976fa3" xlink:type="arc" order="5"/>
  </link:definitionLink>
</link:linkbase>
