mainframe   (TTS Sound)

The noun mainframe has 2 senses

• mainframe, mainframe computer -- (a large digital computer serving 100-400 users and occupying a special air-conditioned room)


• central processing unit, CPU, C.P.U., central processor, processor, mainframe -- ((computer science) the part of a computer (a microprocessor chip) that does most of the data processing; "the CPU and the memory form the central part of a computer to which the peripherals are attached")