How do you pronounce "flux"?

In American English: /ˈflʌks/ (FLUHKS). In British English: /flˈɐks/ (FL). In Canadian English: /ˈflʌks/ (FLUHKS). In Australian English: /flˈʌks/ (FL).

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

Yes. In American English it's pronounced /ˈflʌks/ (FLUHKS), while in British English it's /flˈɐks/ (FL).

How to Pronounce "flux" | pronounce.how

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flux

regional

/ˈflʌks/

FLUHKS

Syllable Breakdown

flʌksflux

Source

90%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14