/ Dictionary / Index M masterwork: Meaning and Definition of Find definitions for: mas•ter•work Pronunciation: (mas'tur-wûrk", mä'stur-), [key] — n. masterpiece. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. masterstroke master workman Related Content Daily Word Quiz: gregarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language