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chloroquine

[klawr-uh-kwin, -kween, klohr-]
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noun Pharmacology.
  1. a synthetic substance, C18H26ClN3, used chiefly to control malaria attacks.
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Origin of chloroquine

First recorded in 1945–50; chloro-2 + quin(olin)e
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for chloroquine

chloroquine

noun
  1. a synthetic drug administered orally to treat malaria. Formula: C 18 H 26 ClN 3
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Word Origin

C20: from chloro- + quin (oline)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012