Found 2 items, similar to retroactive.
English → English (WordNet) Definition: retroactive retroactive adj 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 [ant: proactive] 2: affecting things past; “retroactive tax increase”; “an ex-post-facto law”; “retro pay” [syn: ex post facto, retro]
English → English (gcide) Definition: Retroactive Retroactive \Re`tro*act"ive\, a. [Cf. F. r['e]troactif.] Fitted or designed to retroact; operating by returned action; affecting what is past; retrospective. --Beddoes. [1913 Webster] 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. [1913 Webster]