洁净

潔淨

jiéjìng

adjective HSK 7-9 #18,194

Meanings

1 clean; spotless
2 pure; uncontaminated

Characters

clean; net; pure

Examples

HSK 2

这里的空气非常洁净。

Zhèlǐ de kōngqì fēicháng jiéjìng.

The air here is very clean.

HSK 7-9

手术室必须保持洁净。

Shǒushùshì bìxū bǎochí jiéjìng.

The operating room must be kept spotless.

Tips

usage

洁净 is more formal and thorough than 干净. It implies sterile-level cleanliness, often used in technical or scientific contexts: 洁净室 (cleanroom), 洁净水 (purified water).

Stroke Order

洁 jié

净 jìng