home/dictionary/Mainframe

Mainframe

nounverified·updated May 9, 2026

An industry term for a large computer, typically used for the commercial applications of businesses and other large-scale computing purposes. Generally, a mainframe is associated with centralized rather than distributed computing.

Framework senses

ISACA Cybersecurity Glossary1 senseview framework →
§1
A large high-speed computer, especially one supporting numerous workstations or peripherals
Federal Financial Institutions Examination Council (FFIEC) IT Examination Handbook Infobase, Glossary1 senseview framework →
§1
An industry term for a large computer, typically used for the commercial applications of businesses and other large-scale computing purposes. Generally, a mainframe is associated with centralized rather than distributed computing.
Wordset Dictionary2 sensesview framework →
§1
(computer science) the part of a computer (a microprocessor chip) that does most of the data processing
§2
a large digital computer serving 100-400 users and occupying a special air-conditioned room