hy·​dras·​tis hī-ˈdras-təs How to pronounce hydrastis (audio)
capitalized : a genus of herbs (family Ranunculaceae) having palmately lobed leaves and small greenish flowers and including the goldenseal (H. canadensis)
: the dried rhizome and roots of the goldenseal formerly used in pharmacy as a bitter tonic, hemostatic, and antiseptic

called also goldenseal

Dictionary Entries Near hydrastis

Cite this Entry

“Hydrastis.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/hydrastis. Accessed 20 May. 2024.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!