Last Updated：2025/11/21

The reduction in the concentration of dissolved oxygen in water, especially as a result of pollution.

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oxygen depletion

Source Word

oxygen depletion

Noun

countable uncountable

The reduction in the concentration of dissolved oxygen in water, especially as a result of pollution.

Japanese Meaning

（特に汚染の結果として）水中の溶存酸素濃度の低下

科学者たちは、農業からの流入や水温上昇が原因で河口の水中の溶存酸素が減少し、今年の夏に大量の魚が死ぬ可能性があると警告した。

Sense（1）

The reduction in the concentration of dissolved oxygen in water, especially as a result of pollution.

oxygen depletions

（ plural ）