cascara sagrada
noun
cascara sa·gra·da -sə-ˈgrä-də 
: the dried bark of cascara buckthorn used as a laxative
Word History
Etymology
American Spanish cáscara sagrada, literally, sacred bark
First Known Use
1885, in the meaning defined above
Medical Definition
cascara sagrada
noun
cascara sa·gra·da -sə-ˈgräd-ə
: the dried bark of cascara buckthorn used as a mild laxative
called also cascara, chittam bark