How do you pronounce "fathom"?

In American English: /ˈfæðəm/ (FATH-uhm). In British English: /fˈaðəm/ (F). In Canadian English: /ˈfæðəm/ (FATH-uhm). In Australian English: /fˈaðəm/ (F).

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

Yes. In American English it's pronounced /ˈfæðəm/ (FATH-uhm), while in British English it's /fˈaðəm/ (F).

How to Pronounce "fathom"

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fathom

regional

/ˈfæðəm/

FATH-uhm

Syllable Breakdown

fæðfath·əmom

Source

80%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14