Scene of operations (7)
I believe the answer is:
theatre
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">scene of operations</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 theatre that I've seen before include "Place for spectacles" , "Scene of drama or operation" , "Building for dramas" , "Where you might find ham" , "Site of plays or surgery" .)