chittam bark

Từ điển WordNet v3.1 - WordNet Dictionary

noun

dried bark of the cascara buckthorn used as a laxative
• Syn:
cascara, cascara sagrada, chittem bark
• Hypernyms:
bark
• Part Holonyms:
cascara buckthorn, bearberry, bearwood, chittamwood, chittimwood, Rhamnus purshianus