Definition of mainframe
- … the million-dollar mainframe computers that took up entire floors of corporate premises …
- —John Derbyshire
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'mainframe.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
: a large and very fast computer that can do many jobs at once
What made you want to look up mainframe? Please tell us where you read or heard it (including the quote, if possible).
subject to rapid or unexpected change
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