English Dictionary

delayed sleep phase disorder

名詞

可算名詞 不可算名詞

A circadian rhythm sleep disorder in which the subject falls asleep some hours after midnight and has difficulty waking up in the morning.

日本語の意味

遅延睡眠相障害：サーカディアンリズムに基づく睡眠障害の一種で、被験者が通常の睡眠時間よりも深夜に寝始め、朝の起床が困難になる状態。

Because he suffers from delayed sleep phase disorder, he often can't fall asleep until the early hours and misses morning obligations.

彼は睡眠相後退症候群のため、真夜中を数時間過ぎてからしか眠れず、朝の用事に間に合わないことがよくあります。

意味（1）

A circadian rhythm sleep disorder in which the subject falls asleep some hours after midnight and has difficulty waking up in the morning.

delayed sleep phase disorders （ plural ）