Vicegerent

Webster's Dictionary of the English Language

·adj Having or exercising delegated power; acting by substitution, or in the place of another.

II. Vicegerent ·adj Having or exercising delegated power; acting by substitution, or in the place of another.

III. Vicegerent ·noun An officer who is deputed by a superior, or by proper authority, to exercise the powers of another; a lieutenant; a vicar.