Etymology: New Latin, from Greek a kind of plant; many + the knee, a joint of a plant. So called in allusion to the numerous joints
- (botany): A genus of plants in the family Polygonaceae embracing a large number of species, including bistort, knotweed, smartweed, etc.
Supplemental Details:Sponsor an extended definition for polygonum for as little as $10 per month. Click here to contact us.
Full Definition of polygonum