Distinctive quality (4)
I believe the answer is:
aura
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">distinctive quality</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 aura that I've seen before include "Distinctive quality (of something or someone)" , "Distinct but intangible quality about a person" , "Occult glow" , "Particular ambience" , "Ambience; vibes" .)