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Definition of "methadone" []

  • A potent synthetic narcotic drug, C21H27NO, that is less addictive than morphine or heroin and is used as a substitute for these drugs in addiction treatment programs. It may also be used for chronic pain management. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "methadone" in a sentence
  • "He refuses to prescribe drugs to prisoners who fake illness and describes how methadone is used along with heroine, instead of as a replacement for it."
  • "The European Monitoring Centre for Drugs and Drug Addiction, a Lisbon-based European Union agency, says methadone or other substance-substitution programs are generally viewed as successful but has observed that some Portuguese are beginning to question long-term methadone therapy."
  • "I was after a prolific criminal type for burglary on a pharmacy, and it turns out he actually collects his methadone from the same said pharmacy."