jugerum
The jugerum was a unit of area in ancient Roman surveying. It was defined as an area measuring 2 actus by 2 actus, where an actus was a strip of land 120 Roman feet wide and 240 Roman feet long. This resulted in a jugerum measuring approximately 240 Roman feet by 240 Roman feet. The total area of a jugerum is roughly equivalent to 2,500 square meters or about 0.62 acres.
The jugerum was a fundamental unit for the division and distribution of land in Roman territories. It
Roman surveyors, known as agrimensores, used specialized tools like the groma to lay out and measure land