/ Dictionary / Index G gardenia: Meaning and Definition of Find definitions for: gar•de•nia Pronunciation: (gär-dē'nyu, -nē-u), [key] — n. any evergreen tree or shrub belonging to the genus Gardenia, of the madder family, native to the warmer parts of the Eastern Hemisphere, cultivated for its usually large, fragrant white flowers. the flower of any of these plants. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: gardenia (Thesaurus) garden heliotrope gardening 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