Solidifies (4)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">solidifies</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">solidifies</span>' is the definition.<br/ ><span class="explanation-format__explanation">(setting is a kind of solidifying)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for sets that I've seen before include "Classes" , "Scenery etc. of 11 across productions" , "Places" , "Units of play in tennis" , "Major divisions of tennis match" .)