- a plant, Hydrastis canadensis, of the buttercup family, having a thick yellow rootstock.
- Also called hydrastis. the rhizomes and roots of this plant, formerly used in medicine as an astringent and to inhibit bleeding.
Origin of goldenseal
Also called or·ange·root [awr-uh nj-root, -roo t, or-] /ˈɔr əndʒˌrut, -ˌrʊt, ˈɒr-/
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- a ranunculaceous woodland plant, Hydrastis canadensis, of E North America, whose thick yellow rootstock contains such alkaloids as berberine and hydrastine and was formerly used medicinally
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012