Largest of the Balearic Islands (7)
I believe the answer is:
majorca
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">largest of the balearic islands</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for majorca that I've seen before include "Mediterranean island" , "Palma its capital" , "Main Balearic island" , "Tourist destination" , "Largest Balearic Island" .)