Ant, in dialect (5)
I believe the answer is:
emmet
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">ant in dialect</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for emmet that I've seen before include "Insect" , "social worker" , "Cartoonist" , "Old name for an ant" , "Robert ...., .... Bergin," .)