Vicar
Black's Law Dictionary · Henry Campbell Black, M.A. · 1910
Black's Law Dictionary
One who performs the functions of another; a substitute. Also the incumbent of an appropriated or impropriated ecclesiastical benefice, as distinguished from the incumbant of a non-appropriated benefice, who is called a "rector." Wharton. See Pinder v. Barr, 4 El. & Bl. 115.
— Vicar general. An ecclesiastical officer who assisis the archbishop in the discharge of his office.