quinoidine

noun
qui·​noi·​dine | \ kwə̇ˈnȯiˌdēn, -dᵊn \
variants: or quinoidin \ -​dᵊn \
plural -s

Definition of quinoidine

: a bitter brownish resinous mixture often molded into sticks of amorphous alkaloids obtained as a by-product in the extraction of cinchona bark for crystalline alkaloids and formerly used as a substitute for quinine

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History and Etymology for quinoidine

International Scientific Vocabulary quin- + -oid + -ine or -in

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Dictionary Entries Near quinoidine

quinocyanine

quinoidine

quinol

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Cite this Entry

“Quinoidine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/quinoidine. Accessed 18 Oct. 2021.

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