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methaqualone

[ muh-thak-wuh-lohn, meth-uh-kwey-lohn, -kwol-ohn ]
/ məˈθæk wəˌloʊn, ˌmɛθ əˈkweɪ loʊn, -ˈkwɒl oʊn /
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noun Pharmacology.
a nonbarbiturate sedative-hypnotic substance, C16H14N2O, used to induce sleep: also widely used as an illicit drug.
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Origin of methaqualone

1960–65; meth(yl) + -a- of uncertain derivation + qu(in)a(zo)l(in)one (see quinazoline, -one)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

British Dictionary definitions for methaqualone

methaqualone
/ (ˌmɛθəˈkweɪləʊn) /

noun
a nonbarbituate sedative drug used to treat stress and insomnia. Formula: C 16 H 14 N 2 O
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

Medical definitions for methaqualone

methaqualone
[ mĕth′ə-kwālōn′ ]

n.
A potentially habit-forming drug used as a sedative and hypnotic.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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