Usucaption
The Cyclopedic Law Dictionary · Walter A. Shumaker and George Foster Longsdorf; ed. James C. Cahill · 1922
The Cyclopedic Law Dictionary
In civil law
The manner of acquiring property in things by the lapse of time required by law. It differs from "prescription," which has the same sense, and means, in addition, the manner of acquiring and losing, by the effect of time regulated by law, all sorts of rights and actions.
Merlin, Repert. "Prescription;" Aylife, Pand. 320; Wood, Inst. 165; Lee. Elm. § 437; 1 Browne, Civ. Law, 264, note; Vattel, bk. 2, c. 2, § 140.