French refusal (3)
I believe the answer is:
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">french refusal</span>' is the definition.<br/ ><span class="explanation-format__explanation">('no' in French)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for non that I've seen before include "- - -stick" , "Negative French word" , "Prefixed negation of a word" , "Prefix meaning not or none" , "Combining form meaning not" .)