Meaning of bistort

bis•tort

Pronunciation: (bis'tôrt), [key]
— n.
  1. Also calleda European plant, Polygonum bistorta, of the buckwheat family, having a twisted root, which is sometimes used as an astringent.
  2. any of several related plants, as P. viviparum
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.