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

Examples of blue cohosh in a Sentence

Recent Examples on the Web One trend has been the posting of videos, tweets and images of herbs including mugwort, pennyroyal and blue cohosh. Rachel Lerman, Washington Post, 4 July 2022 Elsewhere, maidenhair, blue cohosh and sassafras abound, auguries of a nutrient-heavy, fertile forest floor. Jonny Diamond, Smithsonian Magazine, 5 Jan. 2022

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'blue cohosh.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1814, in the meaning defined above

Time Traveler
The first known use of blue cohosh was in 1814

Dictionary Entries Near blue cohosh

Cite this Entry

“Blue cohosh.” Dictionary, Merriam-Webster, Accessed 15 Jul. 2024.

Medical Definition

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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