LAN

Abbreviation for local area network
Laptop computer: portable micro computer small enough to be used on the operators lap.It consists of a single unit,incorporting a key word.Floppy disc or hard disc drives a screen and sometimes a track hall.The screen often forms a lid that folds back in use.It uses a liquid crystal or gas-plasma display,rather than the bulkier and heavier cathode-ray tubes found in most display terminals.Atypical laptop computer measors about 210x297 mm/8.3x11.7 in (A4) is 5 cm/2 in thick and weights less than 3 kg/6 1b9 oz.Smaller computers include notebook computers palmtop computers and personal communicaations.