'Gardenia' definitions:

Definition of 'gardenia'

(from WordNet)
noun
Any of various shrubs and small trees of the genus Gardenia having large fragrant white or yellow flowers

Definition of 'Gardenia'

From: GCIDE
  • Gardenia \Garde"ni*a\, n. [NL.] (Bot.) A genus of plants, some species of which produce beautiful and fragrant flowers; Cape jasmine; -- so called in honor of Dr. Alexander Garden. [1913 Webster]