/ Dictionary / Index G Gruenberg: Meaning and Definition of Find definitions for: Gru•en•berg Pronunciation: (gr'un-bûrg"), [key] 1884–1964, U.S. pianist and composer, born in Russia. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. grueling gruesome Related Content Daily Word Quiz: cetacean Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language