Search Result for "retroactive":
Wordnet 3.0

ADJECTIVE (2)

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;

2. affecting things past;
- Example: "retroactive tax increase"
- Example: "an ex-post-facto law"
- Example: "retro pay"
[syn: ex post facto, retroactive, retro]



The Collaborative International Dictionary of English v.0.48:

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]


Moby Thesaurus II by Grady Ward, 1.0:

24 Moby Thesaurus words for "retroactive":
   a priori, antiphonal, back, backward, early, ex post facto,
   into the past, reacting, reactionary, reactive, recessive, reflex,
   reflexive, refluent, regressive, respondent, responding,
   responsive, retroactionary, retrocessive, retrograde,
   retrogressive, retrospective, revulsive