Last Updated
：2025/11/22
retroactivity
Noun
uncountable
usually
Japanese Meaning
遡及性（後ろ向きに適用される性質） / 法律が制定される前の事象にも適用されること
（ plural ）
Quizzes for review
The state or characteristic of being retroactive. / (law) The application of a law to events that took place before it was made.
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retroactivity
The retroactivity of the new tax law surprised many taxpayers.
See correct answer
The retroactivity of the new tax law surprised many taxpayers.
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