\U`su*cap"tion\ (?; 277), n. [L. usucapere, usucaptum, to acquire by long use; usu (ablative of usus use) + capere to take: cf. usucapio usucaption.] (Roman Law) The acquisition of the title or right to property by the uninterrupted possession of it for a certain term prescribed by law; -- the same as {prescription} in common law.