Cas`ca*ril"la (?), n.[Sp., small thin bark, Peruvian bark, dim. of c�xa0;scara bark.] Bot.
A euphorbiaceous West Indian shrub (Croton Eleutheria); also, its aromatic bark.
Cascarilla bark (∨ Cascarila) Med., the bark of Croton Eleutheria. It has an aromatic odor and a warm, spicy, bitter taste, and when burnt emits a musky odor. It is used as a gentle tonic, and sometimes, for the sake of its fragrance, mixed with smoking tobacco, when it is said to occasion vertigo and intoxication.
© Webster 1913.