Definitions for echinacea
Echinacea, genus Echinacea(noun)
small genus of North American coarse perennial herbs
Any of several plants, of genus Echinacea, having pinkish-purple flowers.
A herbal medicine extracted from the roots and seeds of such plants.
Origin: From scientific Latin Echinacea, from ἐχῖνος (because of the soft "spines" in the centre of the flower) .
U.S. National Library of Medicine
A genus of perennial herbs used topically and internally. It contains echinacoside, GLYCOSIDES; INULIN; isobutyl amides, resin, and SESQUITERPENES.