GROUNDNUT

groundnut. Groundnut, n. a root like a potatoe

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Ground″nut′ (–nŭt′), n. (Bot.) (a) The fruit of the Arachis hypogæa (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). 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.