groundnut

Noun

Synonyms: groundnut vine Indian potato potato bean wild bean Apios americana Apios tuberosa peanut earthnut goober goober pea monkey nut

WordNet 3.0

Noun (3)

a North American vine with fragrant blossoms and edible tubers; important food crop of Native AmericansSynonyms: groundnut vine Indian potato potato bean wild bean Apios americana Apios tuberosa
nutlike tuber; important food of Native AmericansSynonyms: potato bean wild bean
pod of the peanut vine containing usually 2 nuts or seeds; `groundnut' and `monkey nut' are British termsSynonyms: peanut earthnut goober goober pea monkey nut

Webster's Dictionary (GCIDE)

Groundnut \Ground"nut`\ (ground"n[u^]t`), n. (Bot.) (a) The fruit of the Arachis hypog[ae]a (native country uncertain); the peanut; the earthnut. (b) A leguminous, twining plant (Apios tuberosa), producing clusters of dark purple flowers and having a root tuberous and pleasant to the taste. (c) The dwarf ginseng (Aralia trifolia). [U. S.] --Gray. (d) A European plant of the genus Bunium (B. flexuosum), having an edible root of a globular shape and sweet, aromatic taste; -- called also earthnut, earth chestnut, hawknut, and pignut. [1913 Webster]

Peanut \Pea"nut\ (p[=e]"n[u^]t), n. (Bot.) The fruit of a trailing leguminous plant (Arachis hypog[ae]a); also, the plant itself, which is widely cultivated for its fruit. [1913 Webster]

Note: The fruit is a hard pod, usually containing two or three seeds, sometimes but one, which ripen beneath the soil. Called also earthnut, groundnut, and goober. [1913 Webster]