The Collaborative International Dictionary
Retroaction
Retroaction \Re`tro*ac"tion\, n. [Cf. F. r['e]troaction.]
Action returned, or action backward.
Operation on something past or preceding.
Wiktionary
retroaction
n. 1 Any action that has an influence due to a past event 2 An opposing action; a reaction
Usage examples of "retroaction".
Even the hatred of the grand old man had an element of unselfishness in its retroaction, of power in its persistency, and of greatness in its absolute contempt of compromise.