/ Dictionary / Index C Celestine V: Meaning and Definition of Find definitions for: Celestine V Pronunciation: [key] (Pietro di Murrone or Morone), 1215–96, Italian ascetic: pope 1294. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Celestine IV celestite Related Content Daily Word Quiz: sumptuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language