Dictionary Home » Dictionary Definitions » polygonum

polygonum

(pō lig′ə nəm, pə-)

noun

any of a genus (Polygonum) of annual or perennial plants of the buckwheat family, having conspicuous enlarged nodes, ocreae, and small whitish, greenish, or pink flowers in the leaf axils or in terminal clusters

Origin: ModL < L polygonon < Gr, kind of plant, knotgrass < poly-, many (see poly-) + gony, a joint, knee: from the many joints

See polygonum in American Heritage Dictionary 4

noun

Any of numerous plants of the widely distributed genus Polygonum, characterized by stems with knotlike joints and conspicuous sheathlike stipules.

Origin:

Origin: New Latin Polygonum, genus name

Origin: , from Greek polugonon, knotgrass

Origin: : polu-, poly-

Origin: + gonu, knee; see genu-¹ in Indo-European roots

Learn more about polygonum

polygonum in a sentence

link/cite print suggestion box

More from YD