Added 10 October 2026 rubinstein noun Categories: PeopleRare Words noun ! Definition from WordNet 3.1, Princeton University. More about rubinstein at Wordnik → Where our words come from → United States pianist (born in Poland) known for his interpretations of the music of Chopin (1886-1982). Russian composer and pianist (1829-1894). Related Words: rubensteinstarostarosenthalrubinrosnerrotenbergrosensteinrothsteinrubinsrosenblattreinsteinrutman Back to today's word