'Cohosh' definitions:

Definition of 'cohosh'

From: WordNet
noun
A plant of the genus Actaea having acrid poisonous berries [syn: baneberry, cohosh, herb Christopher]

Definition of 'Cohosh'

From: GCIDE
  • papooseroot \papooseroot\, papoose root \papoose root\n. (Bot.) A tall herb (Caulophyllum thalictroides) of eastern North America and Asia having blue berrylike fruit and a thick knotty rootstock formerly used medicinally; the Cohosh. See also Cohosh.
  • Syn: blue cohosh, blueberry root, papoose root, squawroot, squaw root, Caulophyllum thalictrioides, {Caulophyllum thalictroides}. [WordNet 1.5]

Definition of 'Cohosh'

From: GCIDE
  • Cohosh \Co"hosh\, n. (Bot.) A perennial American herb (Caulophyllum thalictroides), whose rootstock is used in medicine; -- also called {pappoose root}. The name is sometimes also given to the {Cimicifuga racemosa}, and to two species of Act[ae]a, plants of the Crowfoot family. [1913 Webster] Cohune