Japanese · Body & Health
睡眠
suimin
Sleep
Intermediatenoun
Definition
The natural state of rest. The verb form is 眠る (nemuru) or 寝る (neru). Japan is known for a culture of overwork that often leads to sleep deprivation.
Example
十分な睡眠を取ることが大切です。
It is important to get sufficient sleep.
Etymology
The word '睡眠' (suimin) is a compound of '睡' (sui), meaning 'sleep,' and '眠' (min), meaning 'to sleep.' This term developed during the Edo period (1603-1868), reflecting a more formal understanding of the physiological state of sleep.
How & Where It’s Used
'睡眠' is primarily used in formal contexts, such as medical discussions or literature. It is written and spoken in academic, health, and wellness domains, without significant regional variations.