释义 |
‖ chirayta, chiretta|tʃɪˈraɪtə, tʃɪˈrɛtə| Also chirata, chireeta. [a. Hindī chirāītā, Bengālī chirāta, Dakhnī chirāēta, Marāthī kirāītā:—Skr. kirāta-tikta butter plant of the Kirātas, an ancient forest tribe on the N.E. of Bengal.] A plant, Ophelia (or Agathotes) Chirayta, family Gentianaceæ, found in northern India. b. The bitter tonic obtained from this, used like quinine.
1831J. Davies Manual Mat. Med. 115 Chiretta or Chirayta, a perennial plant, growing in Hindostan and Bengal. 1847Nat. Encycl. I. 277 Chirayta possesses the general properties of bitter tonics. 1876Harley Mat. Med. (ed. 6) 511 Chiretta contains two bitter principles, chiratin and ophelic acid. Hence chiˈraytin, chiˈratin, chiraˈtogenin, Chem. bitter principles obtained from chirayta.
1847Nat. Encycl. I. 277 What is..sold as a sulphate of chiraytine is well known to be only the disulphate of quinia. 1881Syd. Soc. Lex., Chiratin, C26H48O15. One of the two bitter constituents of chirata..a yellow, somewhat hygroscopic powder..Chiratogenin, C13H24O3..a yellowish-brown, amorphous, bitter substance. |