pomegranate

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

• noun A deciduous shrub or small tree (Punica granatum) native to Asia and widely cultivated for its edible fruit.
• noun The fruit of this tree, having a tough reddish rind and containing numerous seeds surrounded by tart juicy red pulp.

from The Century Dictionary.

• noun The fruit of the tree Punica Granatum.
• noun The tree, Punica Granatum, which produces the fruit pomegranate.
• noun In Queensland, a small tree, Capparis nobilis, with some resemblance to the pomegranate.

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

• noun (Bot.) The fruit of the tree Punica Granatum; also, the tree itself (see balaustine), which is native in the Orient, but is successfully cultivated in many warm countries, and as a house plant in colder climates. The fruit is as large as an orange, and has a hard rind containing many rather large seeds, each one separately covered with crimson, acid pulp.
• noun A carved or embroidered ornament resembling a pomegranate.

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

• noun Any of several shrubs or small trees, of the genus Punica, bearing the fruit of the same name.
• noun The fruit of these plants, about the size of an orange and having a red pulp containing many seeds and enclosed in a thick, hard, reddish skin.

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

• noun shrub or small tree native to southwestern Asia having large red many-seeded fruit
• noun large globular fruit having many seeds with juicy red pulp in a tough brownish-red rind