Meaning of SERIAL in English
(*) 1. An element or a group of elements within a series which is given a numerical or alphabetical designation for convenience in planning, scheduling, and control. 2. (DOD only) A serial can be a group of people, vehicles, equipment, or supplies and is used in airborne, air assault, amphibious operations, and convoys.
DOD English dictionary of military terms. Английский словарь военных терминов DOD. 2012