Winter melon
I believe the answer is:
casaba
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">winter melon</span>' is the definition.<br/ ><span class="explanation-format__explanation">(casaba is a kind of winter melon)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for casaba that I've seen before include "Winter muskmelon" , "fruit" .)