/ Dictionary / Index I Iago: Meaning and Definition of Find definitions for: I•a•go Pronunciation: (ē-ä'gō), [key] — n. the villain in Shakespeare's Othello. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: iago (Thesaurus) IAEA -ial Related Content Daily Word Quiz: diligent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language