/ Dictionary / Index M matronymic: Meaning and Definition of Find definitions for: mat•ro•nym•ic Pronunciation: (ma"tru-nim'ik), [key] — adj. metronymic. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: matronymic (Thesaurus) matron of honor MATS Related Content Daily Word Quiz: morose Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language