/ Dictionary / Index S Sibylla: Meaning and Definition of Find definitions for: Si•byl•la Pronunciation: (si-bil'u), [key] — n. Class. Myth. an Asian maiden who gained from her lover Apollo the gift of prophecy and long life. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. sibyl sibylline Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language