/ Dictionary / Index P potentate: Meaning and Definition of Find definitions for: po•ten•tate Pronunciation: (pōt'n-tāt"), [key] — n. a person who possesses great power, as a sovereign, monarch, or ruler. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: potentate (Thesaurus) potent potential Related Content Daily Word Quiz: careening Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language