a system for linking private telecommunications equipment, as in a building or cluster of buildings.
Computers. a system for linking personal computers and workstations with each other in order to share data, devices, programs, etc.: usually confined to one office, building, or home.Compare network(def 3).
Short for local area network. A network that links together computers and peripheral equipment within a limited area, such as a building or a group of buildings. The computers in an LAN have independent central processing units, but they are able to exchange data with each other and to share resources such as printers. See also client/server networkpeer-to-peer network.