Arpen
A New Law Dictionary and Glossary · Alexander M. Burrill · 1850
A New Law Dictionary and Glossary
Arpent, Fr. [L. Lat. arpennis, arpennuH; by some derived from arare, to plough.] A measure of land of uncertain quantity, mentioned in Domesday and other old books; by some called an acre, by others half an acre, and by others a furlong. Spelman, Cowell. Blount, A measure of land in Louisiana.
6 Peters* R, 763.