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quinine

noun

qui·​nine ˈkwī-ˌnīn How to pronounce quinine (audio)
also
ˈkwi- How to pronounce quinine (audio)
 or  kwi-ˈnīn,
 or  ki-ˈnēn,
 or  kwi-ˈnēn
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

Example Sentences

Recent Examples on the Web This easy drink is a G&T substitute for those who might not like the bitter quinine in tonic water or who love the simple refreshing bubble of a Ranch Water. M. Carrie Allan, Washington Post, 18 Aug. 2022 According to Agilent Technologies, the drink contains between 50 and 60 parts per million of quinine, which is less than the 83 parts per million allowed by the U.S. Food and Drug Administration. Jacob Livesay, USA TODAY, 20 July 2022 In contrast, landing on cards with odd numbers resulted in a bitter-tasting quinine. Tim Newcomb, Popular Mechanics, 5 May 2022 Instead of adding quinine (a medicinal compound from cinchona tree bark used to add bitterness to tonic water) to their Tōyō, Ewing opted to make her own Cascade hops water for a similar bitterness. Jean Trinh, Los Angeles Times, 8 Feb. 2022 Michael Klemba, an associate professor of biochemistry at Virginia Polytechnic Institute and State University, told USA TODAY that quinine is a natural product found in the bark of cinchona trees. Ella Lee, USA TODAY, 31 Jan. 2022 Anyone who has drunk tonic water has tasted quinine. David Reamer, Anchorage Daily News, 21 Nov. 2021 One sip of the Jade Pendant (a mix of Japanese botanical gin, lime, lemongrass, quinine, citrus, and peppercorn) and you’ll already be tempted to order a second round. Joni Sweet, Forbes, 31 Aug. 2021 The book's recipes go well beyond that, celebrating quinine in all its forms, including liqueurs that include cinchona and tonic syrup. Carol Deptolla, Milwaukee Journal Sentinel, 13 Aug. 2021 See More

Word History

Etymology

Spanish quina cinchona, from Quechua kina bark

First Known Use

1825, in the meaning defined at sense 1

Time Traveler
The first known use of quinine was in 1825

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