retroactivity

Variant of retroactive

retroactive definition

retro·ac·tive (-ak′tiv)

adjective

  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

Etymology: Fr rétroactif: see retroact & -ive

Related Forms:

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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