polygonum

/ (pəˈlɪɡənəm) /

noun

any polygonaceous plant of the genus Polygonum, having stems with knotlike joints and spikes of small white, green, or pink flowersSee also knotgrass, bistort, prince's feather (def. 2)

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Word Origin for polygonum

C18: New Latin, from Greek polugonon knotgrass, from polu- poly- + -gonon, from gonu knee

Words nearby polygonum

polyglandular deficiency syndrome, polyglot, polygnotus, polygon, polygonaceous, polygonum, polygraph, polygynist, polygynous, polygyny, polygyria

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example sentences from the Web for polygonum

It stood beside a small branch or outlet of the river, which led into a hollow of polygonum.
Three Expeditions into the Interior of Eastern Australia, Vol 2 (of 2)|Thomas Mitchell
Our path in the afternoon lay near the river over low ground, wooded with box, having an undergrowth of saltbush and polygonum.
Journal of Landsborough's Expedition from Carpentaria|William Landsborough
We encamped on the left bank of the river, amidst a polygonum scrub, in which we found a number of the crested pigeon.
Two Expeditions into the Interior of Southern Australia, Complete|Charles Sturt
Lumley went a few paces off to a bed of polygonum, the gloomy leafless bramble of the wilderness.
The Bushranger's Secret|Mrs. Henry Clarke

It feeds in the autumn on dock (Rumex), sorrel (R. acetosa), and knot-grass (Polygonum aviculare).
Butterflies and Moths|William S. Furneaux