bistort Hear it!

bistort definition

bis·tort (bis′tôrt′)

noun

any of several perennial northern and alpine plants (genus Polygonum) of the buckwheat family, whose twisted roots furnish an astringent

Etymology: MFr bistorte < OFr < ML bistorta, lit., twice twisted < L bis, double (see binary) + tortus, pp. of torquere, to twist

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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