How do you pronounce "ostensibly"?

In American English: /ɑːˈstɛnsəbli/ (ah-STEHNS-uhbl-ee). In British English: /ɒstˈɛnsɪbli/ (ost-EHNS-ibl-ee). In Canadian English: /ɑːˈstɛnsəbli/ (ah-STEHNS-uhbl-ee). In Australian English: /ɒstˈɛnsɪbli/ (ost-EHNS-ibl-ee).

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

Yes. In American English it's pronounced /ɑːˈstɛnsəbli/ (ah-STEHNS-uhbl-ee), while in British English it's /ɒstˈɛnsɪbli/ (ost-EHNS-ibl-ee).

How to Pronounce "ostensibly"

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ostensibly

regional

/ɑːˈstɛnsəbli/

ah-STEHNS-uhbl-ee

Syllable Breakdown

ɑːos·stɛnsten·əblsi·ibly

Source

90%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14