quinine

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noun qui·nine \ˈkwī-ˌnīn also ˈkwi- or kwi-ˈnīn or ki-ˈnēn or kwi-ˈnēn\

Definition of quinine

  1. 1 :  a bitter crystalline alkaloid C20H24N2O2 from cinchona bark used in medicine

  2. 2 :  a salt of quinine used especially as an antipyretic, antimalarial, and bitter tonic

Origin and Etymology of quinine

Spanish quina cinchona, from Quechua kina bark


First Known Use: 1825


QUININE Defined for English Language Learners

quinine

play
noun qui·nine \ˈkwī-ˌnīn also ˈkwi- or kwi-ˈnīn or ki-ˈnēn or kwi-ˈnēn\

Definition of quinine for English Language Learners

  • : a drug that is made from the bark of a tree and used especially to treat malaria


QUININE Defined for Kids

quinine

play
noun qui·nine \ˈkwī-ˌnīn\

Definition of quinine for Students

  1. :  a bitter drug obtained from cinchona bark and used to treat malaria


Medical Dictionary

quinine

play play
noun qui·nine \ˈkwī-ˌnīn also ˈkwin-ˌīn, especially British kwin-ˈēn, ˈkwin-ēn\

Medical Definition of quinine

  1. :  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·H2SO4·2H2O) as an antimalarial



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