computer: n. 1 a usu. electronic device for storing and processing data (usu. in binary form), according to instructions given to it in a variable program. 2 a person who computes or makes calculations. øcomputer-literate able to use computers; familiar with the operation of computers. computer science the study of the principles and use of computers. computer virus a hidden code within a computer program intended to corrupt a system or destroy data stored in it.
