Fagopyrum esculentum n 1: a member of the genus Fagopyrum; annual Asian plant with clusters of small pinkish white flowers and small edible triangular seeds which are used whole or ground into flour [syn: {buckwheat}, {Polygonum fagopyrum}, {Fagopyrum esculentum}]
Buckwheat \Buck"wheat`\, n. [Buck a beech tree + wheat; akin to D. boekweit, G. buchweizen.] 1. (Bot.) A plant ({Fagopyrum esculentum}) of the Polygonum family, the seed of which is used for food. [1913 Webster] 2. The triangular seed used, when ground, for griddle cakes, etc. [1913 Webster]
Fagopyrum \Fagopyrum\ prop. n. a genus of plants of the buckwheat family, including the buckwheat {Fagopyrum esculentum}; in some classifications included in the genus {Polygonum}. Syn: genus {Fagopyrum}. [WordNet 1.5 +PJC]