Friction match (7)
(Other definitions for vesta that I've seen before include "Roman goddess of the hearth" , "Hearth goddess; a match" , "heavenly body" , "Stave (anag.)" , "Roman goddess; match" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">friction match</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for lucifer that I've seen before include "Morning star" , "Rising star" , "Evil spirit" , "Light" , "the adversary" .)