What does 睡眠 mean?
睡眠 is a Japanese noun meaning “sleep (formal)” in English. It is written as 睡眠 in kanji, すいみん in hiragana, and suimin in romaji. This word is part of JLPT N3 vocabulary.
Example sentences
十分な睡眠をとってください。
Please get enough sleep.
最近、睡眠不足だ。
I haven't been getting enough sleep lately.