/ Dictionary / Index R rigatoni: Meaning and Definition of Find definitions for: rig•a•to•ni Pronunciation: (rig"u-tō'nē), [key] — n. a tubular pasta in short, ribbed pieces. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: rigatoni (Thesaurus) rigamarole rigaudon Related Content Daily Word Quiz: placid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language