opiate
noun /ˈəʊpiət/
/ˈəʊpiət/
(formal)- a drug made from opium. Opiates are used in medicine to reduce severe pain.
阿片制剂 词源late 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’.