/ Dictionary / Index G glyptodont: Meaning and Definition of Find definitions for: glyp•to•dont Pronunciation: (glip'tu-dont"), [key] — n. any edentate mammal of the extinct genus Glyptodon, of the Pleistocene Epoch, having the body covered by a horny and bony armor. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. glyptics glyptograph 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