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Allin

mainframe

nounattested in dialogue

  • United States//ˈmeɪnˌfɹeɪm//

A large, powerful computer able to manage very many simultaneous tasks and communicate with very many connected terminals; used by large, complex organizations (such as banks and supermarkets) where continuously sustained operation is vital.

noun

  1. 1

    A large, powerful computer able to manage very many simultaneous tasks and communicate with very many connected terminals; used by large, complex organizations (such as banks and supermarkets) where continuously sustained operation is vital.

  2. 2

    A computer chassis that hosts and interconnects modules that perform various tasks.

  3. 3

    The main frame of a vehicle etc., more commonly main frame.

Etymology

From main + frame.

Forms

plural
mainframes
The neighbouring pagesAlphabetical order follows the rules of the language, not byte values: an accent decides only between two otherwise identical words, and Spanish files Ñ as a letter of its own.

Lexical content from Wiktionary, under CC BY-SA 4.0 · Source entry · Data version 2026-08-23

Rank among the words of the OpenSubtitles 2018 corpus — film and television subtitles, so spoken rather than written usage (CC BY-SA 3.0).