blue cohosh

noun

Definition of blue cohosh 

: a perennial North American herb (Caulophyllum thalictroides) of the barberry family that has greenish-yellow or purplish flowers and large blue berrylike fruits

First Known Use of blue cohosh

1814, in the meaning defined above

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The first known use of blue cohosh was in 1814

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blue cohosh

noun

Medical Definition of blue cohosh 

: a tall herb (Caulophyllum thalictroides of the family Berberidaceae) of eastern North America and Asia having large blue berrylike fruits and a thick knotty rootstock that was formerly used as an antispasmodic and emmenagogue

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