Last Updated
：2025/11/23
arrow of time
Noun
Japanese Meaning
物理学において、四次元相対論の視点から捉えた時間の進行方向。 / 哲学において、過去から未来へ進むという主観的な時間の流れを表す概念。 / エントロピーの増大などと関連し、時間の不可逆性を示す概念。
（ plural ）
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(physics) The direction of time within a four-dimensional relativistic view of the cosmos. / (philosophy) The subjective feeling of movement from past to future. / Entropy.
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arrow of time
The physicist pointed to the arrow of time when explaining why certain processes are irreversible.
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The physicist pointed to the arrow of time when explaining why certain processes are irreversible.
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