Definition of "mainframe" in Englisch

noun

1. (computer hardware) A large, powerful computer able to manage very many simultaneous tasks and communicate with very many connected terminals; used by large, complex organizations (such as banks and supermarkets) where continuously sustained operation is vital.

2. (computer hardware) A computer chassis that hosts and interconnects modules that perform various tasks.

3. The main frame of a vehicle etc., more commonly main frame.