A governor or ruler. One who vicariously administers the government of a. kingdom, in the name of the king, during the latter’s minority or other disability; A master, governor, director,. or superintendent of a public institution, particularly a college or university. Regia dignita est indivisibilis, et quselibet alia derivativa dignita est similiter indivisibilis. 4 Inst. 243. The kingly power is indivisible, and every other derivative power is similarly indivisible.