Pronunciation: (ev"u-kā'shun, ē"vō-kā'-),[key] —n. 1. an act or instance of evoking; a calling forth: the evocation of old memories. 2. Law.(formerly) an action of a court in summoning a case from another, usually lower, court for purposes of complete review and decision, as on an appeal in which the issue is incidental or procedural and the court of first instance has not yet rendered a decision on its merits; the removal of a case from one court to another.