/ Dictionary / Index G gymnanthous: Meaning and Definition of Find definitions for: gym•nan•thous Pronunciation: ( jim-nan'thus), [key] — adj. Bot. achlamydeous. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. gymn- gymnasia Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language