/ Dictionary / Index P polygamy: Meaning and Definition of Find definitions for: po•lyg•a•my Pronunciation: (pu-lig'u-mē), [key] — n. the practice or condition of having more than one spouse, esp. wife, at one time. Cf.(def. 1),(def. 1). the habit or system of mating with more than one individual, either simultaneously or successively. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: polygamy (Thesaurus) polygamous polygene Related Content Daily Word Quiz: inutiae Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language