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クリーン (くりーん, kuriin) Japanese meaning: clean | Kotomora
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This room is always kept clean.
A shift to clean energy is an urgent task.
Usage patterns 〈 事こと 〉 をクリーンにする to make (something, e.g. politics, an industry) clean/transparent
The new president promised to make the company's management clean and transparent.
クリーンな 〈 物もの 〉 clean (physically pure or free of pollutants) ~
This factory discharges clean water.
Related words 清潔 is the native Japanese term for hygienic cleanliness, especially of bodies or rooms, while クリーン is a loanword often used for broader or more abstract senses like clean energy or clean politics.
きれい is the everyday, versatile word for clean or pretty, whereas クリーン sounds more technical or modern and is common in loanword compounds like クリーンエネルギー.
Etymology Loanword from English 'clean', adopted into Japanese with the katakana spelling クリーン.
