/ Dictionary / Index M Moussorgsky: Meaning and Definition of Find definitions for: Mous•sorg•sky Pronunciation: (moo-sôrg'skē, -zôrg'- Russ. m&oomacr's&schwark-skyē), [key] 1839–81, Russian composer. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: moussorgsky (Thesaurus) mousseline de soie* moustache 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