mainframe

[meyn-freym] / ˈmeɪnˌfreɪm /

NOUN

central processing unit

Synonyms

WEAK

CPU central processor processor

NOUN

computer

Synonyms

STRONGEST

PC data processor desktop computer personal computer

STRONG

CPU central processing unit device handheld computer laptop machine micro microcomputer mini minicomputer notebook notebook computer processor tablet

WEAK

abacus artificial intelligence brain electronic brain number cruncher thinking machine

NOUN

data processor

Synonyms

WEAK

CPU Macintosh PC calculator laptop mac microcomputer number cruncher personal computer word processor

NOUN

management

Synonyms

STRONGEST

administration authority board executive

STRONG

bosses brass directorate directors employers execs executives head upstairs

WEAK

executive suite front office micro management person upstairs top brass

Antonyms

WEAK

employees mismanagement

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.

That makes it unlikely that customers will move away from using its mainframes toward decentralized platforms—a potential shift known as mainframe disintermediation—over the next several years.

From Barron's • Feb. 25, 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,” he said in a note to clients.

From MarketWatch • Feb. 24, 2026

“Software and mainframe performance supported strong results for what many consider a defensive name,” said JPMorgan analyst Brian Essex, who rates the stock a neutral.

From MarketWatch • Jan. 29, 2026

She went to her computer and wrote some code, walked a set of punch cards to the mainframe in another building, and waited while it slugged through the calculations.

From "Mountain of Fire" by Rebecca E. F. Barone

mainframe

Example Sentences

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