/ Dictionary / Index R Rachmaninoff: Meaning and Definition of Find definitions for: Rach•ma•ni•noff Pronunciation: (räkh-mä'nu-nôf", -nof", räk- Russ. rukh-mä'nyi-nuf&hasp), [key] 1873–1943, Russian pianist and composer. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: rachmaninoff (Thesaurus) rachitis racial Related Content Daily Word Quiz: deleterious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language