hydrastis

noun

hy·dras·tis | \ hī-ˈdras-təs

How to pronounce hydrastis (audio)

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Medical Definition of hydrastis

1 capitalized : a genus of herbs (family Ranunculaceae) having palmately lobed leaves and small greenish flowers and including the goldenseal (H. canadensis)

2 : the dried rhizome and roots of the goldenseal formerly used in pharmacy as a bitter tonic, hemostatic, and antiseptic

— called also goldenseal

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