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methadone

American  
[meth-uh-dohn] / ˈmɛθ əˌdoʊn /
Also methadon

noun

Pharmacology.
  1. a synthetic narcotic, C 2 1 H 2 8 ClNO, similar to morphine but effective orally, used in the relief of pain and as a heroin substitute in the treatment of heroin addiction.


methadone British  
/ ˈmɛθəˌdɒn, ˈmɛθəˌdəʊn /

noun

  1. a narcotic analgesic drug similar to morphine, used to treat opiate addiction. Formula: C 21 H 27 NO

"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

methadone Cultural  
  1. An analgesic that is sometimes used in the treatment of drug addiction.


Etymology

Origin of methadone

An Americanism dating back to 1945–50; meth(yl) + a(mino) + d(iphenyl) + (heptan)one

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Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

No other branch of healthcare uses the types of surveillance present with methadone, and there just isn't evidence to support them.

From Salon

Physicians and people using this drug must be made aware that the evidence heavily favors methadone and buprenorphine above and beyond any other treatment approach.

From Scientific American

Onerous regulations also make it needlessly difficult for us to treat the many patients for whom methadone is the best medication.

From Seattle Times

Patients taking methadone are working or in school.

From Scientific American

Next, the Rockefeller doctors expanded the study of methadone to six more patients, a varied group with different backgrounds, and different levels of education.

From Scientific American