noun
The state of being asleep; the noun form of 眠る.
深い眠りについた。
I fell into a deep sleep.
眠りが浅くて、何度も目が覚めた。
My sleep was light and I woke up many times.
noun
Figurative use for something being inactive or dormant, like a machine or project.
その計画は長い眠りから覚めた。
The plan awoke from a long period of inactivity.
noun
death; eternal sleep
Euphemistic use for death, often in poetic or formal contexts.
彼は永遠の眠りについた。
He entered an eternal sleep.