Noun | 1. | relation back - (law) the principle that an act done at a later time is deemed by law to have occurred at an earlier time; "his attorney argued for the relation back of the amended complaint to the time the initial complaint was filed" judicial doctrine, judicial principle, legal principle - (law) a principle underlying the formulation of jurisprudence law, jurisprudence - the collection of rules imposed by authority; "civilization presupposes respect for the law"; "the great problem for jurisprudence to allow freedom while enforcing order" |