Dandelion \Dan"de*li`on\, n. [F. dent de lion lion's tooth, fr. L. dens tooth + leo lion. See {Tooth}, n., and {Lion}.] (Bot.) A well-known plant of the genus {Taraxacum} ({Taraxacum officinale}, formerly called {Taraxacum Dens-leonis} and {Leontodos Taraxacum}) bearing large, yellow, compound flowers, and deeply notched leaves.
