/ Dictionary / Index G Gregory XI: Meaning and Definition of Find definitions for: Gregory XI Pronunciation: [key] (Pierre Roger de Beaufort) 1330–78, French ecclesiastic: pope 1370–78. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Gregory X Gregory XII Related Content Daily Word Quiz: fidelity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language