oxgang

noun2

1. •
   (historical) The area of land that could be plowed by an ox in a year, ¹⁄₈ hide or carucate and notionally 15 acres.

   • 1418. John, son and heir of Henry de Rishworth, herioted a cottage and a royd in the Hey in Hipperholme. — 1909
2. •
   (Scotland, historical) The similar Scottish concept, ¹⁄₈ of a ploughgate and notionally 12+¹⁄₂ or 13 Scottish acres.