• synonyms


[re-troh-ak-shuh n]
See more synonyms for retroaction on Thesaurus.com
  1. action that is opposed or contrary to the preceding action.
Show More

Origin of retroaction

First recorded in 1560–70; retro- + action
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words


Examples from the Web for retroaction

Historical Examples

  • In inspiration there is retroaction, and, in some sort, distrust.

    Delsarte System of Oratory


  • It is to these people, and by retroaction, to yourselves, that you do harm when you govern unjustly.

  • Hitherto it had seemed to me clearly proven that admiring contemplation entailed this retroaction.

British Dictionary definitions for retroaction


  1. an action contrary or reciprocal to a preceding action
  2. a retrospective action, esp a law affecting events prior to its enactment
Show More
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012