/ Dictionary / Index O Otello*: Meaning and Definition of Find definitions for: O•tel•lo Pronunciation: (It.ô-tel'lô), [key] — n. an opera (1887) with music by Giuseppe Verdi and a libretto by Arrigo Boito based on Shakespeare's Othello. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. -ote O tempora! O mores!* Related Content Daily Word Quiz: fabricate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language