naltrexone

[ nal-trek-sohn ]

/ nælˈtrɛk soʊn /

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noun Pharmacology.

a nonaddictive substance, C20H23NO4, used in the treatment of heroin addiction and opiate overdose.

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Origin of naltrexone

First recorded in 1970–75; by rearrangement of parts of its chemical name

Words nearby naltrexone

nalidixic acid, Nalline, nalmefene, nalorphine, naloxone, naltrexone, Nam, Nama, namable, Namangan, Namaqualand

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use naltrexone in a sentence

The three main types of medication for opiate withdrawal and recovery are methadone, buphrenorphine, and naltrexone.
Is Weed the Secret to Beating Opiate Addiction?|Tracey Mitchell, Abby Haglage|September 5, 2014|DAILY BEAST

British Dictionary definitions for naltrexone

naltrexone

/ (nælˈtrɛksəʊn) /

noun

a narcotic antagonist, similar to morphine, used chiefly in the treatment of heroin addiction

Word Origin for naltrexone

C20: from N-al (lylnor) ox (ymorph) one, + the arbitrary insertion of -trex-

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