hypostatic abstraction
...that hypostatic abstraction is the name given to the process describing how the proposition "X is Y" is transformed to "X has Y-ness"?
...that <b id="mwBFw"><a href="./Hypostatic_abstraction" id="mwBF0" rel="mw:WikiLink" title="Hypostatic abstraction">hypostatic abstraction</a></b> is the name given to the process describing how the <a href="./Proposition" id="mwBF4" rel="mw:WikiLink" title="Proposition">proposition</a> <i id="mwBF8">"X is Y"</i> is <a class="mw-redirect" href="./Transformation_(mathematics)" id="mwBGA" rel="mw:WikiLink" title="Transformation (mathematics)">transformed</a> to <i id="mwBGE">"X has Y-ness"</i>?