<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<!--
  This file is part of the Dutch Taxonomy (Nederlandse Taxonomie; NT)
  Intellectual Property of the State of the Netherlands
  Architecture: NT21
  Version: 20270217.a
  Release date: Aug, 2026
-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xlink="http://www.w3.org/1999/xlink">
  <link:roleRef roleURI="urn:ocw:linkrole:classes-of-new-vog" xlink:href="../dictionary/ocw-linkroles-education.xsd#ocw-lr-o_ClassesOfNewVOG" xlink:type="simple"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-domain" xlink:type="simple"/>
  <link:definitionLink xlink:role="urn:ocw:linkrole:classes-of-new-vog" xlink:type="extended">
    <link:definitionArc order="1" xbrldt:usable="true" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ocw-dim_NewVOGsAxis_loc" xlink:to="ocw-dm_VOGAvailableMember_loc" xlink:type="arc"/>
    <link:definitionArc order="2" xbrldt:usable="true" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ocw-dim_NewVOGsAxis_loc" xlink:to="ocw-dm_VOGTooLateMember_loc" xlink:type="arc"/>
    <link:definitionArc order="3" xbrldt:usable="true" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ocw-dim_NewVOGsAxis_loc" xlink:to="ocw-dm_VOGNotAvailableMember_loc" xlink:type="arc"/>
    <link:loc xlink:href="../dictionary/ocw-axes.xsd#ocw-dim_NewVOGsAxis" xlink:label="ocw-dim_NewVOGsAxis_loc" xlink:type="locator"/>
    <link:loc xlink:href="../dictionary/ocw-domains.xsd#ocw-dm_VOGAvailableMember" xlink:label="ocw-dm_VOGAvailableMember_loc" xlink:type="locator"/>
    <link:loc xlink:href="../dictionary/ocw-domains.xsd#ocw-dm_VOGNotAvailableMember" xlink:label="ocw-dm_VOGNotAvailableMember_loc" xlink:type="locator"/>
    <link:loc xlink:href="../dictionary/ocw-domains.xsd#ocw-dm_VOGTooLateMember" xlink:label="ocw-dm_VOGTooLateMember_loc" xlink:type="locator"/>
  </link:definitionLink>
</link:linkbase>
