quinacrine

noun

quin·​a·​crine ˈkwi-nə-ˌkrēn How to pronounce quinacrine (audio)
: an antimalarial drug derived from acridine and used especially in the form of its dihydrochloride C23H30ClN3O·2HCl·2H2O

Examples of quinacrine in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
March 10, 2009 - An anti-malaria drug known as quinacrine, which had reportedly shown promise against mad cow disease, is found to have no effect on the disease, according to a British medical study. Cnn Editorial Research, CNN, 30 May 2021 And last year, scientists working with mouse brain cells found that the anti-malaria drug quinacrine and the anti-psychotic drug chlorpromazine interfered with the ability of prions to cause normal brain protein to misfold. Mark Johnson, Milwaukee Journal Sentinel, 6 July 2017

Word History

Etymology

quinine + acridine

First Known Use

circa 1934, in the meaning defined above

Time Traveler
The first known use of quinacrine was circa 1934

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Cite this Entry

“Quinacrine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/quinacrine. Accessed 28 Feb. 2025.

Medical Definition

quinacrine

noun
quin·​a·​crine ˈkwin-ə-ˌkrēn How to pronounce quinacrine (audio)
: an antimalarial drug derived from acridine and used especially in the form of its dihydrochloride C23H30ClN3O·2HCl·2H2O

called also mepacrine

see atabrine

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