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We found 18 dictionaries with English definitions that include the word retroaction: Click on the first link on a line below to go directly to a page where "retroaction" is defined. General (15 matching dictionaries) retroaction: American Heritage Dictionary of the English Language [home, info] retroaction: Collins English Dictionary [home, info] retroaction: Merriam-Webster's Online Dictionary, 11th Edition [home, info] retroaction: Wordnik [home, info] retroaction: Wiktionary [home, info] retroaction: Webster's New World College Dictionary, 4th Ed. [home, info] retroaction: Infoplease Dictionary [home, info] Retroaction, retroaction: Dictionary.com [home, info] retroaction: UltraLingua English Dictionary [home, info] Retroaction: Online Plain Text English Dictionary [home, info] retroaction: Webster's Revised Unabridged, 1913 Edition [home, info] Retroaction: AllWords.com Multi-Lingual Dictionary [home, info] retroaction: Webster's 1828 Dictionary [home, info] retroaction: Free Dictionary [home, info] retroaction: Dictionary/thesaurus [home, info] Business (1 matching dictionary) retroaction: Legal dictionary [home, info] Computing (1 matching dictionary) retroaction: Encyclopedia [home, info] Medicine (1 matching dictionary) retroaction: Medical dictionary [home, info]

Quick definitions (retroaction) (n.) Action returned, or action backward. (n.) Operation on something past or preceding. (This definition is from the 1913 Webster's Dictionary and may be outdated.)