All long Benedictine surplices, initially (4)
I believe the answer is:
albs
'all long benedictine surplices initially' is the definition.
I can't judge whether this definition defines the answer.
'all long benedictine surplices initially' is the wordplay.
'initially' suggests taking the first letters.
The first letters of 'all long benedictine surplices' is 'ALBS'.
Can you help me to learn more?
(Other definitions for albs that I've seen before include "Slab (anag.)" , "White linen liturgical vestments" , "White liturgical vestment" , "Long white robes worn by priests" .)