Surround, as with light
I believe the answer is:
enhalo
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">surround as with light</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 enhalo that I've seen before include "Put aureole round" , "Give glory to" , "Suggest sanctity" , "Sanctify" , "Make light" .)