Meaning & use

retroactively

adverb·Academic

In a way that applies to or affects things that happened in the past.

See it in a sentence

The pay raise was applied retroactively, so employees received back pay for three months.

Lawmakers debated whether the new tax rule should apply retroactively to last year's income.

A note on using this word

Retroactively is most common in legal, financial, and administrative writing, describing rules or changes that reach back to cover past events.

Words with a similar meaning

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