- An especially powerful and expensive computer which is capable of quickly processing very large amounts of data, and of serving many, even thousands, of users simultaneously. Although a supercomputer can handle a single task or application much more rapidly, a mainframe can usually handle many more tasks and applications at the same time. Used, for instance, by large corporations or governments. Also called mainframe computer.
- In a computer, the CPU, any other processors such as coprocessors, and main memory.
- The enclosure which houses all the components a computer utilizes, with the exception of the external peripherals, such as monitor, mouse, keyboard, printer, and so on. Also called CPU (3).
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