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水質汚濁 (suishitsuodaku) Japanese meaning | Kotomora

水すい質しつ汚お濁だく

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Meanings

1

water pollution

Technical and formal term for contamination of water bodies, often used in environmental and legal contexts.

工こう場じょう排はい水すいが原げん因いんで、川かわの水すい質しつ汚お濁だくが深しん刻こく化

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Water pollution in the river is worsening due to factory effluent.

水すい質しつ汚お濁だく防ぼう止し法ほうに基もとづき、排はい水すい基き準じゅんが定さだめられている。

Effluent standards are set based on the Water Pollution Control Law.

Kanji

水water
質substance, quality, matter
汚dirty, pollute, disgrace
濁voiced, uncleanness, wrong

Related words

水すい質しつ汚お染せん
「水質汚染」 is a more general term for water contamination, while 「水質汚濁」 specifically refers to pollution that causes turbidity or degradation of water quality, often with a legal/technical nuance.

Built from

水すい質しつ+汚お濁だく

Etymology

Compound of 水質 (water quality) and 汚濁 (pollution, contamination). The term is a modern technical coinage, likely from the mid-20th century, corresponding to the English 'water pollution'.