It sounds like a unit of length, but in the early Middle Ages it was actually a name for a period of around 20 minutes—or roughly the amount time it takes to walk one mile.

There are several different ways to account for deprecation, and units of production is one ... with the costs incurred over a particular period of time. Since assets like manufacturing equipment ...

The result generally compares units of work per units of time. These units change ... such as the previous period or the same period the previous year. As long as the productivity values are ...

Units of speed are always a unit of length per unit of time. Different units of length and time may be chosen depending on the situation. This makes it easier to read the measurements. For example ...