/ Dictionary / Index N Nicholas III: Meaning and Definition of Find definitions for: Nicholas III Pronunciation: [key] (Giovanni Gaetani Orsini) died 1280, Italian ecclesiastic: pope 1277–80. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Nicholas II Nicholas IV Related Content Daily Word Quiz: fervor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language