methadone
noun /ˈmeθədəʊn/
/ˈmeθədəʊn/
[uncountable]- a drug that is used to treat people who are trying to stop taking the illegal drug heroinTopics Social issuesc2Oxford Collocations DictionaryMethadone is used before these nouns:
- clinic
Word Origin1940s: from its chemical name, (6-di)meth(yl)a(mino-4,4-)d(iphenyl-3-heptan)one.