/ Dictionary / Index I intonate: Meaning and Definition of Find definitions for: in•to•nate Pronunciation: (in'tō-nāt", -tu-), [key] — -nat•ed, -nat•ing. to utter with a particular tone or modulation of voice. to intone; chant. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: intonate (Thesaurus) intonaco intonation 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