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Definitions

mainframe

[meyn-freym] / ˈmeɪnˌfreɪm /
NOUN
central processing unit
Synonyms






Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

“It was a shot to the heart and the chest and the mainframe with Luka,” James told reporters.

From Los Angeles Times • Apr. 9, 2026

The analyst said investors might dispute his call, given concern that Anthropic’s Claude Code tool will disrupt IBM’s mainframe business.

From Barron's • Feb. 25, 2026

“The idea of shifting off of mainframe is not a new concept,” Daryanani concluded.

From Barron's • Feb. 24, 2026

“IBM’s customers have had ample opportunities to migrate off of mainframe and are sticking with the platform given inherent advantages.”

From MarketWatch • Feb. 24, 2026

Dozens of terminals could be built, all linked to the mainframe by a telephone line, and everyone could be working—online—all at once.

From "Outliers" by Malcolm Gladwell




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