(1):
(n.) A clergyman who has the charge and cure of a parish, and has the tithes, etc.; the clergyman of a parish where the tithes are not impropriate. See the Note under Vicar.
(2):
(n.) The chief elective officer of some universities, as in France and Scotland; sometimes, the head of a college; as, the Rector of Exeter College, or of Lincoln College, at Oxford.
(3):
(n.) The superior officer or chief of a convent or religious house; and among the Jesuits the superior of a house that is a seminary or college.
(4):
(n.) A clergyman in charge of a parish.
(5):
(n.) The head master of a public school.
(6):
(n.) A ruler or governor.