Definition of mainframe in English:

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Pronunciation: /ˈmānˌfrām/


1A large high-speed computer, especially one supporting numerous workstations or peripherals.
Example sentences
  • IBM has tried to keep customers interested by adding Linux support to its mainframe boxes.
  • IBM has shuffled a huge chunk of its mainframe support operations off to South Africa in a bid to cut costs.
  • Thirteen years ago, three airlines pooled their mainframe computing systems and created Worldspan.
2The central processing unit and primary memory of a computer.

For editors and proofreaders

Syllabification: main·frame

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