<?xml version="1.0" encoding="US-ASCII"?>
<!-- Generated by Broadridge Transform (tm) - http://www.broadridge.com -->
<!-- Created: Tue Sep 22 21:10:04 UTC 2026 -->
<linkbase xmlns="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" xmlns:xbrldt="http://xbrl.org/2005/xbrldt">
  <roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/cef/2026/cef-2026.xsd#RiskOnly" roleURI="http://xbrl.sec.gov/cef/role/RiskOnly"/>
  <roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/cef/2026/cef-2026.xsd#SecurityOnly" roleURI="http://xbrl.sec.gov/cef/role/SecurityOnly"/>
  <arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-default" arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-default"/>
  <arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-domain" arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-domain"/>
  <arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#hypercube-dimension" arcroleURI="http://xbrl.org/int/dim/arcrole/hypercube-dimension"/>
  <arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member" arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member"/>
  <arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#all" arcroleURI="http://xbrl.org/int/dim/arcrole/all"/>
  <definitionLink xlink:role="http://xbrl.sec.gov/cef/role/RiskOnly" xlink:type="extended">
    <loc xlink:type="locator" xlink:label="cef_AllRisksMember" xlink:href="https://xbrl.sec.gov/cef/2026/cef-2026.xsd#cef_AllRisksMember"/>
    <loc xlink:type="locator" xlink:label="sar_RisksRelatedToTheNotesMember" xlink:href="sar-20260922.xsd#sar_RisksRelatedToTheNotesMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="cef_AllRisksMember" xlink:to="sar_RisksRelatedToTheNotesMember" order="3" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:role="http://xbrl.sec.gov/cef/role/SecurityOnly" xlink:type="extended">
    <loc xlink:type="locator" xlink:label="us-gaap_DebtInstrumentNameDomain" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <loc xlink:type="locator" xlink:label="sar_NotesMember" xlink:href="sar-20260922.xsd#sar_NotesMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_DebtInstrumentNameDomain" xlink:to="sar_NotesMember" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="sar_WarrantsMember" xlink:href="sar-20260922.xsd#sar_WarrantsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_DebtInstrumentNameDomain" xlink:to="sar_WarrantsMember" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ClassOfStockDomain" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ClassOfStockDomain"/>
    <loc xlink:type="locator" xlink:label="sar_SubscriptionRightsMember" xlink:href="sar-20260922.xsd#sar_SubscriptionRightsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_ClassOfStockDomain" xlink:to="sar_SubscriptionRightsMember" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="sar_SubjectToTheCapitalGainsIncentiveFeeMember" xlink:href="sar-20260922.xsd#sar_SubjectToTheCapitalGainsIncentiveFeeMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_ClassOfStockDomain" xlink:to="sar_SubjectToTheCapitalGainsIncentiveFeeMember" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="sar_SubjectToTheIncentiveFeeBasedOnCapitalGainsMember" xlink:href="sar-20260922.xsd#sar_SubjectToTheIncentiveFeeBasedOnCapitalGainsMember"/>
<!-- [WMV7][r248LTxU5nMl1PRsTcUggoHIn1n4bos8+ORVjEBkSYT3efBhY2M5/77jaZZR7ufFEyKKrdro8VuB1EQJdiw5iY1NVAH3xuCVjXgGDTISTAdkVddudayWH68UVHt7YQCxLlDZ2mJFB0ZpA52Xvb2uWq1ODQ6SAYGXz+huW5eCvlq85PKD4MYndokPXLl3qxMfTCsGeTbeZSiS2QwFtnN+2cLBWH+a5Fhz0lQZwpEe5/Ci2bRjrpU71LnhVrQUluZ51sxx0fyQjw96Pe8cl/NJqLR97NMY4GRcXhKAwQqQO122H3fBdt3MwOOhOgBWZ7E5vipMiBpQiFSJ7KhCrenq19PxVt+Gotl/G1bLLHEx] CSR-->
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_ClassOfStockDomain" xlink:to="sar_SubjectToTheIncentiveFeeBasedOnCapitalGainsMember" order="6" xbrldt:closed="true"/>
  </definitionLink>
</linkbase>
