Synonyms of opiate in English:


See US English definition of opiate

See UK English definition of opiate


1‘six of the patients used an opiate during the radiotherapy’

drug, narcotic, mind-altering drug, sedative, tranquillizer, depressant, sleeping pill, soporific, anaesthetic, painkiller, analgesic, anodyne
barbiturate, bromide, morphine, opium, laudanum
Medicine calmative, palliative, stupefacient
informal dope, downer
literary nepenthes
dated sleeping draught