[German version]

Latin name for a square measure comprising a rectangle of 120 × 240 feet = 35,52 × 71,04 m = 2523 m² = ¹/₄ ha, made up of two squares ( Actus [2]) [1. 84f.; 3. 9f.], according to Plin. HN 18,3,9 the area which could be ploughed in one day by one yoke of oxen, in a figurative sense a ‘day's work’. Division according to the duodecimal system into 2 actus, 12 unciae, 288  scripula , with 1 scripulum corresponding to 100 square feet. A full calculation of the sub-units is given by Columella 5,1,4-5,2,10 [2. 627]. Varro, Rust. 1,10,2 mentions  heredium (2 I.), centuria (200 I.) and  sa…