US inventor (6)
I believe the answer is:
edison
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">us inventor</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for edison that I've seen before include "Thomas --, US?inventor" , "Inventor's" , "US inventor of phonograph, electric light etc." , "Onside with great American inventor" , "Early American inventor" .)