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Definition of adderwort in English:

adderwort

noun

English Regional
historical

  • (A) The plant bistort, Persicaria bistorta; also called snakeweed; compare adder's grass.

Origin

Old English; earliest use found in Pseudo-Apuleius' Herbarium. Cognate with or formed similarly to Old Saxon nādarwort dragon arum (Middle Low German nāderwort, adderwort bistort, wild arum), Old High German nātarwurz dragon arum (German Natterwurz bistort, dragon arum; also Old High German nātarūnwurz from the Germanic base of adder + the Germanic base of wort.

Pronunciation

adderwort

/ˈadəwəːt/