/ Dictionary / Index M matriarchy: Meaning and Definition of Find definitions for: ma•tri•ar•chy Pronunciation: (mā'trē-är"kē), [key] — pl. -chies. a family, society, community, or state governed by women. a form of social organization in which the mother is head of the family, and in which descent is reckoned in the female line, the children belonging to the mother's clan; matriarchal system. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: matriarchy (Thesaurus) matriarchate matrices Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language