(alkaloid of cinchona)
1alkaloid — /al keuh loyd /, Biochem., Chem., Pharm. n. 1. any of a large class of organic, nitrogen containing ring compounds of vegetable origin and sometimes synthesized, some of which are liquid but most of which are solid, that have a bitter taste, that …
2Cinchona Calisaya — Quinine Qui nine, n. [F. (cf. Sp. quinina), fr. Sp. quina, or quinaquina, Peruvian bark, fr. Peruv. kina, quina, bark. Cf. {Kinic}.] (Chem.) An alkaloid extracted from the bark of several species of cinchona (esp. {Cinchona Calisaya}) as a bitter …
3cinchona — n. S American tree with bark yielding quinine; Peruvian bark. ♦ cinchonic, a. ♦ cinchonine, n. quinine like alkaloid extracted from cinchona bark. ♦ cinchonism n. condition due to over use of quinine and other extracts of cinchona… …
4Quinine — The original antimalarial agent, quinine took its name from the Peruvian Indian word kina meaning bark of the tree referring to the cinchona tree. From this tree, quinine was first obtained. The Peruvian Indians called it the fever tree. Quinine …
5cinchonine — A quinoline alkaloid prepared from the bark of several species of Cinchona; a tonic and antimalarial agent. Several c. salts are available. * * * cin·cho·nine siŋ kə .nēn, sin chə n a bitter white crystalline alkaloid C19H22N2O found esp. in… …
6Cinchonin — Cin|cho|nin [nlat. Cinchona = Chinarindenbaum (Bot.; nach der span. Adligen Anna del Chinchón, 1576–1639)], das; s, e: ein China Alkaloid (↑ Chin ), das ebenso wie sein Stereoisomeres Cinchonidin zur Enantiomerentrennung u. zur… …
7cinchonidine — cin·cho·ni·dine kän ə .dēn, kō nə , chō nə n a bitter crystalline alkaloid C19H22N2O stereoisomeric with cinchonine that is found in cinchona bark and used like quinine * * * cin·cho·ni·dine (sin koґnĭ dēn) an alkaloid of cinchona, used …
8Chinarinden — (china, ein Wort der Inkasprache, bedeutet »Rinde«; Fieberrinden), Stamm und Zweig (auch Wurzel ) rinden zahlreicher Arten der Gattung Cinchona (s.d.), die in den Wäldern der Kordilleren von Südamerika zwischen 10° nördl. und 19° südl. Br.… …
9Quinine — Not to be confused with quinone. Quinine Systematic (IUPAC) name …
10quinine — /kwuy nuyn, kwin uyn/ or, esp. Brit., /kwi neen /, n. Chem., Pharm. 1. a white, bitter, slightly water soluble alkaloid, C20H24N2O2, having needlelike crystals, obtained from cinchona bark: used in medicine chiefly in the treatment of resistant… …