/ Dictionary / Index G gynodioecious: Meaning and Definition of Find definitions for: gyn•o•di•oe•cious Pronunciation: ( jin"ō-dī-ē'shus, gī"nō-, jī"-), [key] — adj. Bot. having female flowers on one plant and hermaphrodite flowers on another plant of the same species. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. gynobase gynoecium Related Content Daily Word Quiz: fidelity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language