Priestly garb
I believe the answer is:
alb
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">priestly garb</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 alb that I've seen before include "Clerical vestment." , "White linen liturgical vestment" , "Long white church vestment" , "White clerical garment" , "Clerical gown" .)