Emend (4)
I believe the answer is:
edit
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">emend</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 edit that I've seen before include "Supervise - amend" , "Prepare (text) for issue" , "What our boss does" , "Prepare to publish" , "Change text" .)