/ Dictionary / Index G gnotobiote: Meaning and Definition of Find definitions for: gno•to•bi•ote Pronunciation: (nō"tō-bī'ōt), [key] — n. a gnotobiotic animal. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. gnotobiosis gnotobiotic Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language