In Colombia it is what a worker or an employee works in one day. It's also what you travel in a day. Distance traveled in a day, either on foot or on horseback. Time a worker has to work to earn a day job.
Relative to the daily task, a day of work, a day of travel, It comes from the latin bass diurnus, in its version 'djurnus' ( "daily").
Conference: Measurement agrimensoria used in Nanci that contains 250 square yards, each 10 feet of Lorraine.