Last Updated：2025/11/30

(physics) A unit equal to a joule multiplied by a second, used to measure action or angular momentum.

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joule-second

Source Word

joule-second

(physics) A unit equal to a joule multiplied by a second, used to measure action or angular momentum.

Japanese Meaning

（物理学）ジュール秒：ジュールに秒を掛けた単位で、作用量や角運動量の測定に用いられる単位。

The experimental physicist measured the system's action in joule-second units to verify the theoretical prediction.

実験物理学者は理論予測を検証するために系の作用をジュール秒の単位で測定した。

Sense（1）

(physics) A unit equal to a joule multiplied by a second, used to measure action or angular momentum.

The joule-second is the unit used for Planck's constant.

joule-seconds

（ plural ）