Last Updated：2025/11/20

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

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Source Word

insomnia

IPA(Pronunciation)

countable uncountable

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

Japanese Meaning

不眠症

His chronic insomnia makes it difficult for him to concentrate during the day.

彼の慢性的な不眠症のため、日中に集中するのが難しい。

Sense（1）

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

My mother suffers from insomnia.

insomnias

（ plural ）