/ Dictionary / Index S Stephen III: Meaning and Definition of Find definitions for: Stephen III Pronunciation: [key] dieda.d.772, pope 768–772. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Stephen II Stephen IV Related Content Daily Word Quiz: penchant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language