polygonum Hear it!

polygonum Definition

po·lygo·num (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

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

polygonum Usage Examples

Modifies a noun

  • convolvulus: Polygonum convolvulus L. ) Black Bindweed Mechanical injury can occur from ingestion of the hard, trigonous, pointed fruits ( Long 1924 ).