Meaning of retroactive in English

1. Pronunciation

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   UK accent

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1. Classifying Adjective

   retroactive

   Definitions

   1. affecting things past

   Examples

   • « retroactive tax increase »
   • « an ex-post-facto law »
   • « retro pay »

   Synonyms

   • retrospective

2. Qualitative Adjective

   retroactive

   Definitions

   1. descriptive of any event or stimulus or process that has an effect on the effects of events or stimuli or process that occurred previously

   Antonyms

   • proactive