Person of exceptional ability (6)
I believe the answer is:
genius
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">person of exceptional ability</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 genius that I've seen before include "A natural talent" , "One has exceptional ability" , "Great intelligence" , "Prodigy" , "Brilliant mind" .)