单词 | insomnia |
释义 | insomnia/ɪnˈsɒmnɪə /noun [mass noun] Habitual sleeplessness; inability to sleep.Fact sheets are on topics such as restless legs syndrome, insomnia, and sleep apnoea....
Synonyms sleeplessness, wakefulness, restlessness; inability to sleep archaic watchfulness OriginEarly 17th century: from Latin, from insomnis 'sleepless', from in- (expressing negation) + somnus 'sleep'.
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