A cleric; someone (such as a priest) who administers a church (ecclesia) or other religious gathering/group.
A member of the Athenian ecclesia (public legislative assembly).
A member of any ecclesia (church or other assembly).
In the Roman Catholic Church, a cleric with managerial as well as spiritual responsibility for a church or other institution.
A headmaster in various educational institutions, e.g. a university.
A priest or bishop who is in charge of a parish or in an administrative leadership position in a theological seminary or academy.
In the Anglican Church, a cleric in charge of a parish and who owns the tithes of it.
In a Protestant church, a pastor in charge of a church with administrative and pastoral leadership combined.
An official in Scottish universities who heads the university court and is elected by and represents the student body.