Dictionary

quinidine

noun quin·i·dine \ˈkwi-nə-ˌdēn\

Definition of QUINIDINE

:  an alkaloid C20H24N2O2 that is stereoisomeric with quinine and is used in the form of its sulfate or gluconate to treat cardiac rhythm irregularities
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Origin of QUINIDINE

International Scientific Vocabulary, from quinine
First Known Use: 1836
Medical Dictionary

quinidine

noun quin·i·dine \ˈkwin-ə-ˌdēn, -dən\

Medical Definition of QUINIDINE

:  a crystalline dextrorotatory stereoisomer of quinine found in some species of cinchona and used chiefly in the form of its hydrated sulfate (C20H24N2O2)2·H2SO4·2H2O to treat irregularities of cardiac rhythm and sometimes in place of quinine as an antimalarial

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