an altar attendant in public worship.

Roman Catholic Church .

a member of the highest-ranking of the four minor orders.

the order itself. Compare exorcist ( def. 2 ) , lector ( def. 2 ) , ostiary ( def. 1 ) .

any attendant, assistant, or follower.

noun

aid , assistant , follower , helper , aide , altar boy , attendant , devotee , novice