Quinine

Quinine
Quinine Qui"nine, n. [F. (cf. Sp. quinina), fr. Sp. quina, or quinaquina, Peruvian bark, fr. Peruv. kina, quina, bark. Cf. {Kinic}.] (Chem.) An alkaloid extracted from the bark of several species of cinchona (esp. {Cinchona Calisaya}) as a bitter white crystalline substance, {C20H24N2O2}. Hence, by extension (Med.), any of the salts of this alkaloid, as the acetate, chloride, sulphate, etc., employed as a febrifuge or antiperiodic. Called also {quinia}, {quinina}, etc. [Written also {chinine}.] [1913 Webster]

The Collaborative International Dictionary of English. 2000.

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  • QUININE — Un des premiers alcaloïdes isolés. C’est en effet en 1820 que deux pharmaciens français, J. Pelletier et J. B. Caventou, séparèrent la quinine des écorces d’un quinquina jaune, et montrèrent qu’il s’agit du principe actif des quinquinas, divers… …   Encyclopédie Universelle

  • Quinine — Général Nom IUPAC (R) …   Wikipédia en Français

  • quinine — [kwī′nīn΄; ] chiefly Brit [ kwi nēn′] n. [< quina, cinchona bark (< Sp < Quechua quinina, medicinal plant) + INE3] 1. a bitter, crystalline alkaloid, C20H24N2O2, extracted from cinchona bark 2. any compound of this, as quinine sulfate,… …   English World dictionary

  • quinine — (n.) alkaloid responsible for curative properties in the cinchona tree, 1826, from French (1820), with chemical ending IN (Cf. in) (2) + Sp. quina cinchona bark (from which it is extracted), from Quechua (Peru) kina …   Etymology dictionary

  • quinine — ► NOUN ▪ a bitter crystalline compound present in cinchona bark, used as a tonic and formerly to treat malaria. ORIGIN from a Quechua word meaning bark …   English terms dictionary

  • Quinine — Not to be confused with quinone. Quinine Systematic (IUPAC) name …   Wikipedia

  • quinine — /kwuy nuyn, kwin uyn/ or, esp. Brit., /kwi neen /, n. Chem., Pharm. 1. a white, bitter, slightly water soluble alkaloid, C20H24N2O2, having needlelike crystals, obtained from cinchona bark: used in medicine chiefly in the treatment of resistant… …   Universalium

  • Quinine — The original antimalarial agent, quinine took its name from the Peruvian Indian word kina meaning bark of the tree referring to the cinchona tree. From this tree, quinine was first obtained. The Peruvian Indians called it the fever tree. Quinine …   Medical dictionary

  • QUININE — s. f. T. de Chimie. Substance alcaline et amère qu on extrait de diverses espèces de quinquina. La vertu du quinquina réside dans deux bases salifiables végétales, la quinine et la cinchonine. La quinine ne s administre que combinée avec l acide… …   Dictionnaire de l'Academie Francaise, 7eme edition (1835)

  • quinine — (ki ni n ) s. f. Terme de chimie. Alcaloïde végétal qu on extrait du quinquina. La quinine est le principe essentiel du quinquina pour la guérison des fièvres intermittentes.    Sulfate de quinine, sel formé avec l acide sulfurique et cet alcali …   Dictionnaire de la Langue Française d'Émile Littré

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