/ Dictionary / Index M masterwort: Meaning and Definition of Find definitions for: mas•ter•wort Pronunciation: (mas'tur-wûrt", -wôrt", mä'stur-), [key] — n. a European plant, Astrantia major, of the parsley family, having pinkish-rose or white flower clusters with purplish bracts beneath. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: masterwort (Thesaurus) master workman mastery 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