Longman Dictionary of Contemporary English - computer

~ n an electronic machine that can store information and do things with it according to a set of instructions called a program  (the latest computer software | a new computer-controlled heating system | The doctor has all the patient's details on computer. | computer system/analysis/applications/networks etc)  (We've just had a new computer system installed at work. | computer literacy (=basic knowledge of and ability to use computers) | computer literate (=able to use a computer))  (- see also microcomputer, minicomputer, personal computer, laptop)