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Definitions

mainframe

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






Example Sentences

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They include a nugget from the California gold rush; an 1879 lightbulb by Thomas Edison; a mainframe component from ENIAC, the first general-purpose electronic computer that was built in 1946 and weighed 30 tons.

From Barron's • May 29, 2026

“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

He views the mainframe business as “resilient” given examples from IBM of how customers are growing, not shrinking, their workloads.

From MarketWatch • Feb. 24, 2026

It was a selfie of her in front of an Indian restaurant with the message, If you want to hack into the mainframe, meet me here as fast as you can.

From "City Spies" by James Ponti




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