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methadone
[ meth-uh-dohn ]
/ ˈmɛθ əˌdoʊn /
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noun Pharmacology.
a synthetic narcotic, C21H28ClNO, similar to morphine but effective orally, used in the relief of pain and as a heroin substitute in the treatment of heroin addiction.
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Also meth·a·don [meth-uh-don]. /ˈmɛθ əˌdɒn/.
Origin of methadone
Words nearby methadone
meth, methacetin, methacrylate, methacrylate resin, methacrylic acid, methadone, methaemoglobin, methamphetamine, methanal, methanation, methane
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use methadone in a sentence
British Dictionary definitions for methadone
methadone
methadon (ˈmɛθəˌdɒn)
/ (ˈmɛθəˌdəʊn) /
noun
a narcotic analgesic drug similar to morphine, used to treat opiate addiction. Formula: C 21 H 27 NO
Word Origin for methadone
C20: from (di) meth (yl) + a (mino) + d (iphenyl) + -one
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
Cultural definitions for methadone
The New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.