naltrexone
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English[edit]
Etymology[edit]
Probably from naloxone + Latin tres (“three”).
Pronunciation[edit]
- (Received Pronunciation) IPA(key): /nælˈtɹɛk.səʊn/
- (General American) IPA(key): /nælˈtɹɛkˌsoʊn/
Noun[edit]
naltrexone (uncountable)
- (pharmacology) A synthetic drug, similar to morphine, which blocks opiate receptors in the nervous system and is used chiefly in the treatment of heroin addiction.
References[edit]
- “naltrexone”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.
- “naltrexone”, in Merriam-Webster Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present.