Candelabrum used in Jewish worship (7)
I believe the answer is:
menorah
'candelabrum used in jewish worship' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for menorah that I've seen before include "Candelabrum used in Jewish worship" , "In piece of Jewish ritual" , "lampstand" , "Branched candelabrum, symbol of 45 dn" .)