How do you pronounce "momentous"?

In American English: /moʊˈmɛntəs/ (moh-MEHNT-uhs). In British English: /məʊmˈɛntəs/ (mohm-EHNT-uhs). In Canadian English: /moʊˈmɛntəs/ (moh-MEHNT-uhs). In Australian English: /məʊmˈɛntəs/ (mohm-EHNT-uhs).

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

Yes. In American English it's pronounced /moʊˈmɛntəs/ (moh-MEHNT-uhs), while in British English it's /məʊmˈɛntəs/ (mohm-EHNT-uhs).

How to Pronounce "momentous"

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momentous

regional

/moʊˈmɛntəs/

moh-MEHNT-uhs

Syllable Breakdown

moʊmo·mɛntmen·əstous

Source

80%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14