quinacrine

noun quin·a·crine \ ˈkwi-nə-ˌkrēn \

Definition of quinacrine

: an antimalarial drug derived from acridine and used especially in the form of its dihydrochloride C₂₃H₃₀ClN₃O·2HCl·2H₂O

Recent Examples of quinacrine from the Web

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, "In tracking a lethal family of diseases that threatens humans and animals, scientists have become the hunters," 6 July 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'quinacrine.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of quinacrine

quinine + acridine

NEW! Time Traveler

First Known Use: circa 1934

in the meaning defined above

See Words from the same year

Medical Dictionary

quinacrine

noun quin·a·crine \ ˈkwin-ə-ˌkrēn \

medical Definition of quinacrine

: an antimalarial drug derived from acridine and used especially in the form of its dihydrochloride C₂₃H₃₀ClN₃O·2HCl·2H₂O — called also mepacrine; see atabrine