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[kas-kair-uh] /kæsˈkɛər ə/
a buckthorn, Rhamnus purshiana, of the Pacific coast of the U.S., having finely toothed leaves and flowers in umbels and yielding cascara sagrada.
Also called cascara buckthorn, bearberry, chittamwood.
Origin of cascara
1875-80, Americanism; < Spanish cáscara bark, perhaps akin to cascar to crack ≪ Vulgar Latin *quassicāre, equivalent to Latin quass(āre) to shatter (see quash) + -icā- formative v. suffix + -re infinitive ending Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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British Dictionary definitions for cascara


Also called cascara buckthorn, bearwood. a shrub or small tree, Rhamnus purshiana of NW North America, whose bark is a source of cascara sagrada: family Rhamnaceae
Word Origin
C19: from Spanish: bark, from cascar to break, from Vulgar Latin quassicāre (unattested) to shake violently, shatter, from Latin quassāre to dash to pieces
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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