How do you pronounce "ultra"?

In American English: /ˈʌltrə/ (UHLTR-uh). In British English: /ˈɐltɹə/ (ⱯLTR). In Canadian English: /ˈʌltrə/ (UHLTR-uh). In Australian English: /ˈʌltɹə/ (UHLTR-uh).

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

Yes. In American English it's pronounced /ˈʌltrə/ (UHLTR-uh), while in British English it's /ˈɐltɹə/ (ⱯLTR).

How to Pronounce "ultra"

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ultra

regional

/ˈʌltrə/

UHLTR-uh

Syllable Breakdown

ʌltrul·ətra

Source

90%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14