How do you pronounce "ontario"?

In American English: /ɑːnˈtɛriːoʊ/ (ahn-TEHR-ee-oh). In British English: /ɒntˈɛəɹɪəʊ/ (ont-EH-uhr-i-oh). In Canadian English: /ɑːnˈtɛriːoʊ/ (ahn-TEHR-ee-oh). In Australian English: /ɒntˈɑːɹɪˌəʊ/ (ont-AHR-i-oh).

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

Yes. In American English it's pronounced /ɑːnˈtɛriːoʊ/ (ahn-TEHR-ee-oh), while in British English it's /ɒntˈɛəɹɪəʊ/ (ont-EH-uhr-i-oh).

How to Pronounce "ontario"

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ontario

regional

/ɑːnˈtɛriːoʊ/

ahn-TEHR-ee-oh

Syllable Breakdown

ɑːnon·tɛrta·iːr·oʊio

Source

90%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14