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quinine


qui·nine

noun
\ˈkwī-ˌnīn also ˈkwin-ˌīn, especially British kwin-ˈēn, ˈkwin-ēn\

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·H2SO4·2H2O) as an antimalarial