ret·ro·ac·tive .re-trō-'ak-tiv adj having relation or reference to or efficacy in a prior time specif relating to, caused by, or being obliteration of the results of learning by immediately subsequent activity <\retroactive inhibition>

Medical dictionary. 2011.

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  • retroactive — ret·ro·ac·tive /ˌre trō ak tiv/ adj: extending in scope or effect to a prior time or to conditions that existed or originated in the past; esp: made effective as of a date prior to enactment, promulgation, or imposition a retroactive tax see also …   Law dictionary

  • retroactive — ret‧ro‧ac‧tive [ˌretrəʊˈæktɪv◂ ǁ troʊ ] adjective formal LAW a law or decision that is retroactive is effective from a particular date in the past; = RETROSPECTIVE: retroactive to • The company said it will adopt the new accounting method… …   Financial and business terms

  • Retroactive — means something happening after the fact. It may refer to:* Retroactive legislation or Ex post facto law * Retroactive continuity or Retcon , in fiction * Retroactive interference, in Interference theory * Retroactive clairvoyance or postdiction… …   Wikipedia

  • 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… …   The Collaborative International Dictionary of English

  • retroactive — [re΄trōak′tiv] adj. [Fr rétroactif: see RETROACT & IVE] 1. having application to or effect on things done prior to its enactment [a retroactive law] 2. going into effect as of a specified date in the past [a retroactive increase] retroactively… …   English World dictionary

  • retroactive — (adj.) 1610s, from Fr. rétroactif (fem. rétroactive) casting or relating back, from L. retroactus, pp. of retroagere drive or turn back, from retro back (see RETRO (Cf. retro )) + agere to drive, set in motion (see ACT (Cf …   Etymology dictionary

  • retroactive — ► ADJECTIVE ▪ (especially of legislation) taking effect from a date in the past. DERIVATIVES retroaction noun retroactively adverb …   English terms dictionary

  • Retroactive — Filmdaten Deutscher Titel Retroactive Produktionsland USA …   Deutsch Wikipedia

  • retroactive — ret|ro|ac|tive [ˌretrəuˈæktıv US trou ] adj formal a law or decision that is retroactive is effective from a particular date in the past = ↑retrospective ▪ a retroactive pay increase retroactive to ▪ The legislation is retroactive to 1st June.… …   Dictionary of contemporary English

  • retroactive — /ˌretrəυ æktɪv/ adjective which takes effect from a time in the past ● The union is asking for a retroactive pay rise. ● They got a pay rise retroactive to last January. ▪▪▪ ‘The salary increases, retroactive from April of the current year,… …   Dictionary of banking and finance

  • retroactive — Process of acting with reference to past occurrences. Annacchino v. Annacchino, 61 Misc.2d 636, 306 N.Y.S.2d 603, 605. See also retrospective @ retroactive inference The inferring of a previous fact from present conditions by a trier of facts.… …   Black's law dictionary

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