Definition of cascara in English:

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Pronunciation: /kaˈskerə/
(also cascara sagrada /səˈɡrädə/)


1A purgative made from the dried bark of an American buckthorn.
Example sentences
  • Herbal laxatives such as buckthorn, cascara sagrada, and senna can cause potassium loss.
  • The topics include more commonly used products such as kava, ginkgo biloba and St. John's wort, and some older but mainstream products such as aloe and the laxatives senna and cascara sagrada.
  • Laxatives such as senna, cascara sagrada, or aloe stimulate fluid secretion into the colon and encourage the muscles of the intestinal wall to contract.
2 (also cascara buckthorn) The tree from which cascara is obtained, native to the Pacific Northwest.
  • Rhamnus purshiana, family Rhamnaceae.
Example sentences
  • A third, cascara, furnishes more than 5 million pounds of dried bark that's processed for laxatives.


Late 19th century: from Spanish cáscara (sagrada), literally '(sacred) bark'.

Words that rhyme with cascara

Asmara, Bukhara, carbonara, Carrara, Connemara, Damara, Ferrara, Gemara, Guadalajara, Guevara, Honiara, Lara, marinara, mascara, Nara, Sahara, Samara, samsara, samskara, shikara, Tamara, tiara, Varah, Zara

For editors and proofreaders

Syllabification: cas·car·a

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