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Definition of opiate noun from the Oxford Advanced Learner's Dictionary

opiate

noun
 
/ˈəʊpiət/
 
/ˈəʊpiət/
 (formal)
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  1. a drug made from opium. Opiates are used in medicine to reduce severe pain. compare opioidTopics Healthcarec2, Social issuesc2
    Word Originlate Middle English (as a noun): from medieval Latin opiatus (adjective), opiatus (noun), based on Latin opium, from Greek opion ‘poppy juice’, from opos ‘juice’, from an Indo-European root meaning ‘water’.
See opiate in the Oxford Advanced American Dictionary
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trait
noun
 
 
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