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18.227.52.11

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1 definition found

From: Webster's Revised Unabridged Dictionary (1913)

 Re·tro·act·ive a.  Fitted or designed to retroact; operating by returned action; affecting what is past; retrospective.
 Retroactive law or Retroactive statute Law, one which operates to make criminal or punishable, or in any way expressly to affect, acts done prior to the passing of the law.