insomnia

大学 FREQ #15575 ★☆☆☆☆

n. 失眠症 [医] 失眠[症]

发音

US /ɪnˈsɒmniə/

词形变化

insomnias 复数 insomnias

教材释义与例句

名词

失眠症，失眠

释义与例句

n.
  1. 1.

    A sleeping disorder that is known for its symptoms of unrest and the inability to sleep.

    失眠

    失眠症

    无眠

    可数 不可数 医学

    My mother suffers from insomnia.

  2. 2.

    Temporary inability to sleep.

    可数 非正式 不可数

词汇关系

名词

反义词 1

hypersomnia

上位词 1

sleep disorder

相关短语

fatal familial insomnia

词源

Borrowed from Latin īnsomnia, from Latin in- (“without”) + somnus (“sleep”, noun) + -ia, equivalent to in- + somn- + -ia.

来源：wiktionary