Correct, check (4)
I believe the answer is:
edit
<span class="explanation-format__ClueExplanation">This clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">correct</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(edit can mean to correct or emend)</span><br/ ><br/ >'<span class="explanation-format__original">check</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(edit can mean to check or emend)</span><br/ ><br/ ></span>
(Other definitions for edit that I've seen before include "Prepare (text) for issue" , "work on newspaper?" , "be a bookmaker" , "Rewrite" , "Be in charge (of paper)" .)