retroactively
adverb/ˌrɛtroʊˈæktɪvli/
Frequency rank: #13,835 most common English word
Meaning
Taking effect from a date in the past, before a law or decision was officially made.
Example sentence
The new tax law was applied retroactively to cover income earned in the previous year.
Synonyms & related words
- retrospectively
- backdated
- historically
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