(n) integrated circuit semiconductor chip that performs the bulk of the processing and controls the parts of a system, Example:a microprocessor functions as the central processing unit of a microcomputer; a disk drive contains a microprocessor to handle the internal functions of the drive
(n) electronic equipment consisting of a small crystal of a silicon semiconductor fabricated to carry out a number of electronic functions in an integrated circuit, Syn. microprocessor chip, silicon chip, microchip, micro chip