WordReference Random House Unabridged Dictionary of American English © 2026
cone•flow•er
(kōn′flou′ər),USA pronunciation n.
- Plant Biologyany of several composite plants of the genus Rudbeckia, having flowers usually with yellow rays and a brown or black disk.
- Plant Biologyany of various allied plants, as the prairie coneflower.
- cone + flower 1810–20, American.