dean

n

1.(in schools and colleges) official, officer, dignitary; faculty head, department or section head, registrar, secretary, provost, regent, president; counselor, advisor, personnel placement director, student services officer.

2.(within a class or category) senior member, senior, elder, elder statesman, ranking member, chief, leader, grand old man, principal, patriarch; first, foremost, most respected, most venerable, paramount, preeminent.

3.(of religious bodies) chapter head, capitular, Rom. Cath. Ch. vicar forane; pastor, rector, vicar; clergyman, ecclesiastic, cleric, priest, minister.