/ Dictionary / Index G gametangium: Meaning and Definition of Find definitions for: gam•e•tan•gi•um Pronunciation: (gam"i-tan'jē-um), [key] — pl. -gi•a an organ or body bearing gametes, as in mosses and liverworts. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: gametangium (Thesaurus) gamet- gamete Related Content Daily Word Quiz: endear Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language