The American Heritage® Dictionary of the English Language, 4th Edition
n. Any of various shrubs and trees of the Old World tropics that belong to the genus Gardenia, especially G. jasminoides native to China, having glossy evergreen leaves and large, fragrant, usually white flowers.
n. Any of various tropical evergreen small trees or shrubs, of the genus Gardenia, having glossy leaves and white flowers.
n. The flower of these plants.
the GNU version of the Collaborative International Dictionary of English
n. A genus of plants, some species of which produce beautiful and fragrant flowers; Cape jasmine; -- so called in honor of Dr. Alexander Garden.
The Century Dictionary and Cyclopedia
n. A genus of rubiaceous (often spiny) trees and shrubs, natives of the Cape of Good Hope and of tropical Asia and Africa.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. any of various shrubs and small trees of the genus Gardenia having large fragrant white or yellow flowers
Word Usage
"We identified it on the Australian Caterpillar Website has images of the entire metamorphosis and identifies it as the Gardenia Hawk Moth because the caterpillar feeds on gardenia."