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narcotic narcolepsy napping

narcotic
[英] [nɑ:ˈkɔtɪk] [美] [nɑrˈkɑtɪk] 生词本

n.

adj.

  • 柯林斯高阶英汉双解学习词典

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  • 行业释义

  • 词典例句

1. N-COUNT 致幻毒品;麻醉品;(泛指)毒品(亦写作narcotics，尤用于美国英语中) Narcotics are drugs such as opium or heroin which make you sleepy and stop you feeling pain. You can also use narcotics, especially in American English, to mean any kind of illegal drug. 

  • He was indicted for dealing in narcotics...

    他因从事毒品交易被起诉。

  • He appears to be high on some sort of narcotic.

    他看起来飘飘欲仙，像是吸食了某种毒品。

2. ADJ (尤指药物)麻醉的，致幻的，催眠的 If something, especially a drug, has a narcotic effect, it makes the person who uses it feel sleepy. 

  • ...hormones that have a narcotic effect on the immune system.

    对免疫系统有麻醉作用的激素

Noun

1. a drug that produces numbness or stupor; often taken for pleasure or to reduce pain; extensive use can lead to addiction

Adjective

1. of or relating to or designating narcotics;

  • "narcotic addicts"
  • "narcotic stupor"

2. inducing stupor or narcosis;

  • "narcotic drugs"

3. inducing mental lethargy;

  • "a narcotic speech"

医学

  • 1.①麻醉的：属于或造成麻醉的；②麻醉剂，麻醉药：能引起昏蒙和失去感觉的物质
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  • 1.麻醉药
1. Opium is a narcotic drug.
鸦片是麻醉剂。

来自《现代英汉综合大词典》

2. Opium is classed under the head of narcotic.
鸦片是归入麻醉剂一类的东西。

来自《简明英汉词典》