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quinoidine

[kwi-noi-deen, -din]

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.



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Word History and Origins

Origin of quinoidine1

First recorded in 1835–45; quin(ine) + -oid + -ine 2

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