Shade of meaning (6)
I believe the answer is:
nuance
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">shade of meaning</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 nuance that I've seen before include "Subtle shade of meaning" , "Slight difference in meaning etc" , "Delicate shade of difference" , "Delicate shade of meaning" , "Subtlety, nicety" .)