/ Dictionary / Index R Rubinstein: Meaning and Definition of Find definitions for: Ru•bin•stein Pronunciation: (r'bin-stīn" Russ. r-byin-shtyān' Pol. r'bēn-stīn"), [key] — n. 1829–94, Russian pianist and composer. 1887–1982, U.S. pianist, born in Poland. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: rubinstein (Thesaurus) Rubik's cube rubious Related Content Daily Word Quiz: portent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language