/ Dictionary / Index R Rossini: Meaning and Definition of Find definitions for: Ros•si•ni Pronunciation: (rō-sē'nē, rô-It.rôs-sē'nē), [key] 1792–1868, Italian composer. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: rossini (Thesaurus) Ross Ice Shelf Ross Island 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