Last Updated：2025/11/19

(chemistry) Water in its standard form of H₂O, containing two protium hydrogen atoms, as opposed to heavy water.

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light water

Source Word

light water

Noun

uncountable

(chemistry) Water in its standard form of H₂O, containing two protium hydrogen atoms, as opposed to heavy water.

Japanese Meaning

軽水、通常の水。H₂Oの標準形態であり、重水（通常の水と異なり、重い水素を含む）とは区別される。

The chemist used light water to prepare a control sample for the isotope analysis.

化学者は同位体分析の対照サンプルを作るために軽水を使用した。

Sense（1）

(chemistry) Water in its standard form of H₂O, containing two protium hydrogen atoms, as opposed to heavy water.

Sense（2）