n (context|Church history) A designated minister of charity in the early Church (see Acts 6:1-6).
n (Roman Catholicism) A clergyman ranked directly below a priest, with duties of helping the priests and carrying out parish work.
n (Protestantism) - Free Churches: A lay leader of a congregation who assists the pastor.
n (Protestantism) - Anglicanism: An ordainedclergyman usually serving a year prior to being ordained presbyter, though in some cases they remain a permanent deacon.
n (Protestantism) - Methodism: A separate office from that of minister, neither leading to the other; instead there is a permanent deaconate.