quinine
noun
qui路nine
| \ 藞kw墨-藢n墨n also 藞kwi- or kwi-藞n墨n or ki-藞n膿n or kwi-藞n膿n
\
\
Definition of quinine
1
: a bitter crystalline alkaloid C20H24N2O2 from cinchona bark used in medicine
2
: a salt of quinine used especially as an antipyretic, antimalarial, and bitter tonic
Examples of quinine in a Sentence
Recent Examples on the Web
The chemicals used to process quinine are costly and come by lorry from Tanzania. — The Economist, "Eastern Congo has the world鈥檚 largest quinine plantations," 8 June 2019 Cocchi Americano, an aperitif wine that contains an element called quinine that gives tonic water its bitter flavor, adds interesting dimension to this drink. — Jackie Burrell, The Mercury News, "Oakland cocktail maven Ashley Rose Conway on ros茅 cocktails, summer parties," 5 July 2019 The bark of these trees, which were introduced by the Belgians, contains quinine, a drug that cures malaria. — The Economist, "Eastern Congo has the world鈥檚 largest quinine plantations," 8 June 2019 Huguette was told she had malaria, and received the customary quinine treatment for five days. — Rachel Jones, National Geographic, "Life amid an Ebola outbreak: Combating mistrust鈥攁nd saving lives," 23 May 2019 The quinine in tonic water will fluoresce a bright blue, as will the darkest spots on an overripe banana. — Helen Czerski, WSJ, "Behind Sparkling White Uniforms, an Optical Trick," 24 May 2018 The habituation that the slime molds had learned was specific to the substance: Slime molds that had habituated to caffeine were still reluctant to cross a bridge containing quinine, and vice versa. — Katia Moskvitch, WIRED, "Slime Molds Remember鈥擝ut Do They Learn?," 14 July 2018 Activating sweet connections caused mice drinking quinine to drink more, activating bitter ones turned the normally appealing sweet taste into a horrible one. — Simon Makin, Scientific American, "A Matter of Taste: Can a Sweet Tooth Be Switched Off in the Brain?," 30 May 2018 Babesiosis can be treated using drugs that include clindamycin and oral quinine or IV atovaquone and IV azithromycin, according to the CDC. — Gregory B. Hladky, courant.com, "Tick-borne Diseases In Connecticut," 6 May 2018These example sentences are selected automatically from various online news sources to reflect current usage of the word 'quinine.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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More Definitions for quinine
quinine
noun
English Language Learners Definition of quinine
: a drug that is made from the bark of a tree and used especially to treat malaria
See the full definition for quinine in the English Language Learners Dictionary
quinine
noun
qui路nine
| \ 藞kw墨-藢n墨n
\
\
Kids Definition of quinine
: a bitter drug obtained from cinchona bark and used to treat malaria
quinine
noun
qui路nine
| \ 藞kw墨-藢n墨n also 藞kwin-藢墨n, especially British kwin-藞膿n, 藞kwin-膿n\
Medical Definition of quinine
: a bitter crystalline alkaloid C20H24N2O2 obtained from cinchona bark that is used as a flavoring agent, has antipyretic and analgesic properties, and is administered orally in the form of its salts (as the hydrated sulfate (C20H24N2O2)2路H2SO4路2H2O) as an antimalarial
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