/ Dictionary / Index G gastroduodenostomy: Meaning and Definition of Find definitions for: gas•tro•du•o•de•nos•to•my Pronunciation: (gas"trō-d"u-dn-os'tu-mē, -dy"-), [key] — pl. -mies. See under Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. gastrodermis gastroenteritis Related Content Daily Word Quiz: ablution Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language