garlic

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun An onionlike plant (Allium sativum) of southern Europe having a bulb that breaks up into separable cloves with a strong distinctive odor and flavor.
• noun The bulb of this plant.
• transitive verb To season or flavor (a food) with garlic.

from The Century Dictionary.

• noun An onion-like bulbous plant, Allium sativum, allied to the leek, A. Porrum.
• noun [Appar. a special use of garlic, 1, of some particular origin.] A jig or farce popular at the beginning of the seventeenth century.

from the GNU version of the Collaborative International Dictionary of English.

• noun (Bot.) A plant of the genus Allium (A. sativum is the cultivated variety), having a bulbous root, a very strong smell, and an acrid, pungent taste. Each root is composed of several lesser bulbs, called cloves of garlic, inclosed in a common membranous coat, and easily separable.
• noun obsolete A kind of jig or farce.
• noun a European plant of the Mustard family (Alliaria officinalis) which has a strong smell of garlic.
• noun a tree in Jamaica (Cratæva gynandra), bearing a fruit which has a strong scent of garlic, and a burning taste.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun A plant, Allium sativum, related to the onion), having a pungent bulbous root much used in cooking.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun bulbous herb of southern Europe widely naturalized; bulb breaks up into separate strong-flavored cloves
• noun aromatic bulb used as seasoning