Kind of eclipse (5)
I believe the answer is:
lunar
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">kind of eclipse</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for lunar that I've seen before include "Pertaining to the moon" , "Relating to the moon" , "Kind of eclipse" , "of a circling body" , "One sort of month" .)