Any of various highly prized edible subterranean fungi of the genus Tuber

• Truffle, e.g.
• Edible subterranean fungus of the genus Tuber
• Plant with edible tuber
• Grow naturally in southwestern Europe
• `groundnut' and `monkey nut' are British terms
• Pod of the peanut vine containing usually 2 nuts or seeds
• A common European plant having edible tubers with the flavor of roasted chestnuts

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Peanut \Pea"nut\, n. (Bot.) The fruit of a trailing leguminous plant ( Arachis hypog[ae]a ); also, the plant itself, which is widely cultivated for its fruit. Note: The fruit is a hard pod, usually containing two or three seeds, sometimes but one, which ...

WordNet Word definitions in WordNet
n. any of various highly prized edible subterranean fungi of the genus Tuber; grow naturally in southwestern Europe [syn: truffle , earth-ball ] a common European plant having edible tubers with the flavor of roasted chestnuts [syn: Conopodium denudatum ...

Wikipedia Word definitions in Wikipedia
Earthnut is a common name for several unrelated plants which produce a subterranean edible seed, fruit or root Earthnut may refer to: Truffle Peanut Roots and tubers: Lathyrus tuberosus Conopodium majus Bunium persicum