/ Dictionary / Index P polygyny: Meaning and Definition of Find definitions for: po•lyg•y•ny Pronunciation: (pu-lij'u-nē), [key] — n. the practice or condition of having more than one wife at one time. (among male animals) the habit or system of having two or more mates, either simultaneously or successively. (among social insects) the condition of having two or more functioning queens in a colony. the state or condition of having many pistils or styles. Cf. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: polygyny (Thesaurus) polygynous polyhedral Related Content Daily Word Quiz: censure Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language