Dictionary of Business Terms: mainframe computer
mainframe computer
large computer supporting typically 100 to 500 users at a time. The IBM 370 and IBM 3081 are examples of mainframe computers. Contrast with minicomputer, microcomputer, and Personal Computer (PC), all of which are much smaller than a mainframe.
Dictionary of Computer and Internet Terms: mainframe computer
mainframe computer
a large computer occupying a specially airconditioned room and supporting hundreds of users at one time. The IBM 370 and IBM 3090 are examples of mainframe computers.Contrast minicomputer; personal computer.