/ Dictionary / Index B Bellerophon: Meaning and Definition of Find definitions for: Bel•ler•o•phon Pronunciation: (bu-ler'u-fon"), [key] — n. Class. Myth. a Corinthian hero who, mounted on Pegasus, killed the Chimera. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: bellerophon (Thesaurus) Belle Isle belles-lettres Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language