'Bistorta' definitions:
Definition of 'Bistorta'
From: GCIDE
- Bistort \Bis"tort\, n. [L. bis + tortus, p. p. of torquere to twist: cf. F. bistorte.] (Bot.) An herbaceous plant of the genus Polygonum, section Bistorta; snakeweed; adderwort. Its root is used in medicine as an astringent. [1913 Webster]