a weedy composite plant, Taraxacum officinale, having edible, deeply toothed or notched leaves, golden-yellow flowers, and rounded clusters of white, hairy seeds.
Origin: 1505–15; < Middle French, alteration of dent de lion, literally, tooth of (a) lion, translation of Medieval Latin dēns leōnis, in allusion to the toothed leaves
a plant, Taraxacum officinale, native to Europe and Asia and naturalized as a weed in North America, having yellow rayed flowers and deeply notched basal leaves, which are used for salad or wine: family Asteraceae (composites)
2.
any of several similar related plants
[C15: from Old French dent de lion, literally: tooth of a lion, referring to its leaves]
1513, from M.Fr. dent de lion, lit. "lion's tooth" (from its toothed leaves), transl. of M.L. dens leonis. Other folk names, like tell-time refer to the custom of telling the time by blowing the white seed (the number of puffs required to blow them all off supposedly being the number of the hour), or