How do you pronounce "boundary"?

In American English: /ˈbaʊndɝi/ (BOWND-ur-ee). In British English: /bˈaʊndəɹi/ (B-ownd-uhr). In Canadian English: /ˈbaʊndɝi/ (BOWND-ur-ee). In Australian English: /bˈaʊndəɹi/ (B-ownd-uhr).

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

Yes. In American English it's pronounced /ˈbaʊndɝi/ (BOWND-ur-ee), while in British English it's /bˈaʊndəɹi/ (B-ownd-uhr).

How to Pronounce "boundary"

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boundary

regional

/ˈbaʊndɝi/

BOWND-ur-ee

Syllable Breakdown

baʊndbo·ɝund·iary

Source

80%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14