Opiate



GRE Barron

解释

GRE 红宝书

• n. 安眠药, 鸦片制剂
• ［英］ n. 安眠药, 鸦片制剂 ( any medicine containing opium)
• ［记］ opium ( 鸦片)

Webster Collegiate

I. noun

• Date: 15th century
• 1.
  • a. a drug (as morphine or codeine) containing or derived from opium and tending to induce sleep and alleviate pain; broadly narocotic 1a
  • b. opioid 1
• 2. something that induces rest or inaction or quiets uneasiness

II. adjective

• Date: 1543
• 1.
  • a. containing or mixed with opium
  • b. of, relating to, binding, or being an opiate <opiate receptors>
• 2.
  • a. inducing sleep ; narcotic
  • b. causing dullness or inaction

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