Liberal Dictionary English Dictionary
cinchonine [sing-kuh-neen, -nin, sin-] EXAMPLES|WORD ORIGIN noun Pharmacology. a colorless, crystalline, slightly water-soluble alkaloid, C19H22N2O, a stereoisomer of cinchonidine, obtained from the bark of various species of cinchona and used chiefly as a quinine substitute. Liberaldictionary.com
Origin of cinchonine First recorded in 1815–25; cinchon(a) + -ine2 Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019 Examples from the Web for cinchonine Historical Examples of cinchonine
Red bark contains not only quinine and cinchonine, but also cinchonidine.
Cooley’s Practical Receipts, Volume II
Arnold Cooley
When cinchonine is distilled with solid potassium hydrate, it yields pyrrol and bases of both the pyridine and quinoline series.
Scientific American Supplement, No. 415, December 15, 1883
Various
Cinchonidine, when heated with potassium hydrate, yields quinoline also, and with nitric acid the same products as cinchonine.
Scientific American Supplement, No. 415, December 15, 1883
Various
The presence of cinchonine may also be positively determined by reference to the behaviour of that alkaloid.
Cooley’s Practical Receipts, Volume II
Arnold Cooley
If this be quinidine, it will be dissolved on the addition of proportionately more ether, while cinchonine will remain unaffected.
Cooley’s Practical Receipts, Volume II
Arnold Cooley
British Dictionary definitions for cinchonine cinchonine noun an insoluble crystalline alkaloid isolated from cinchona bark, used to treat malaria. Formula: C 19 H 22 N 2 O Collins English Dictionary – Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 cinchonine in Medicine cinchonine [sĭng′kə-nēn′, sĭn′chə-] n. An alkaloid derived from the bark of various cinchona trees and used as an antimalarial agent. The American Heritage® Stedman’s Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
