quinoidine


quinoidine

quinoidine [kwi-noi-deen, -din] ExamplesWord Origin noun Pharmacology.

  1. a brownish-black, resinous substance consisting of a mixture of alkaloids, obtained as a by-product in the manufacture of quinine and formerly used as a cheap substitute for it.

Origin of quinoidine First recorded in 1835–45; quin(ine) + -oid + -ine2 Examples from the Web for quinoidine Historical Examples of quinoidine

  • From such liquors it is precipitated in an impure state by an alkali, and brought into commerce under the name of quinoidine.

    Cooley’s Practical Receipts, Volume II

    Arnold Cooley

  • The quinoidine of commerce ought never to be used in medicine unless purified.

    Cooley’s Practical Receipts, Volume II

    Arnold Cooley

  • Dr de Vrij, for instance, found sometimes more than 20% of quinidine in some samples of quinoidine of commerce.

    Cooley’s Practical Receipts, Volume II

    Arnold Cooley

  • quinoidine in Medicine quinoidine [kwĭ-noi′dēn′, -dĭn] n.

    1. A brownish-black mixture of alkaloids remaining after extraction of crystalline alkaloids from cinchona bark, used as a quinine substitute.

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