# chloroquine

> English word · Noun · IPA /ˈklɔː.ɹə(ʊ).kwiːn/ · frequency rank #87,139

## Definitions
1. A 4-aminoquinoline drug used to treat and prevent malaria, having the chemical formula C₁₈H₂₆ClN₃.

## Etymology
From chloro- + -quine (“quinoline derivative”).

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/chloroquine