Dignitary
From BiblePortal Wikipedia
Webster's Dictionary [1]
(n.) One who possesses exalted rank or holds a position of dignity or honor; especially, one who holds an ecclesiastical rank above that of a parochial priest or clergyman.
Cyclopedia of Biblical, Theological and Ecclesiastical Literature [2]
a term used in England to denote one who holds cathedral or other preferments to which jurisdiction is annexed.