What does 汚水 mean?
汚水 is a Japanese noun meaning “sewage” or “dirty water” in English. It is written as 汚水 in kanji, おすい in hiragana, and osui in romaji. This word is part of JLPT N2 vocabulary.
Example sentences
工場から汚水が流れ出していた。
Dirty water was flowing out of the factory.
汚水を処理する施設が作られた。
A sewage treatment plant was built.