Asterisk (4)
I believe the answer is:
star
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">asterisk</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for star that I've seen before include "Sign of a leading performer" , "eg The sun" , "Luminary" , "Symbol of excellence" , "Celebrity in the world of entertainment" .)