/ Dictionary / Index T tondo: Meaning and Definition of Find definitions for: ton•do Pronunciation: (ton'dō It. tôn'dô), [key] — pl. -di a round painting or relief. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Tonawanda tone 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