cascara \cascara\ n. the dried bark of the cascara buckthorn used as a laxative; -- called also cascara sagrada.

Syn: chittam bark, chittem bark. [WordNet 1.5]

Source: The Collaborative International Dictionary of English v.0.48
 

Cascara sagrada \Cas"ca*ra sa*gra"da\ (k[.a]s"k[.a]*r[.a] s[.a]*gr[aum]"d[.a]). [Sp.]

Holy bark; the bark of the California buckthorn (Rhamnus Purshianus), used as a mild cathartic or laxative; -- called also cascara. [1913 Webster]

Source: The Collaborative International Dictionary of English v.0.48
 

cascara

Source: WordNet (r) 2.0