How do you pronounce "mainframe"?

In American English: /ˈmeɪnˌfreɪm/ (MAYN-fraym). In British English: /mˈeɪnfɹˌeɪm/ (M-aynfr). In Canadian English: /ˈmeɪnˌfreɪm/ (MAYN-fraym). In Australian English: /mˈeɪnfɹeɪm/ (M-aynfr).

Is "mainframe" pronounced differently in American and British English?

Yes. In American English it's pronounced /ˈmeɪnˌfreɪm/ (MAYN-fraym), while in British English it's /mˈeɪnfɹˌeɪm/ (M-aynfr).

How to Pronounce "mainframe"

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mainframe

regional

/ˈmeɪnˌfreɪm/

MAYN-fraym

Syllable Breakdown

meɪnmain·freɪmframe

Source

90%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14