Largest of the Dodecanese islands
I believe the answer is:
rhodes
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">largest of the dodecanese islands</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for rhodes that I've seen before include "Horsed around on the Greek island" , "Aegean island" , "Greek island - British-born South African statesman" , "Greek port" , "Shored (anag) - Greek island" .)