from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The dried bark of the cascara buckthorn, used as a laxative.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The bark of the California buckthorn (Rhamnus purshiana), used as a mild cathartic or laxative.
from the GNU version of the Collaborative International Dictionary of English
- Holy bark; the bark of the California buckthorn (Rhamnus Purshianus), used as a mild cathartic or laxative; -- called also cascara.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. dried bark of the cascara buckthorn used as a laxative
American Spanish cáscara sagrada : Spanish cáscara, bark + Spanish sagrada, sacred.(American Heritage® Dictionary of the English Language, Fourth Edition)
Spanish holy bark. (Wiktionary)