How do you pronounce "additionally"?

In American English: /əˈdɪʃəˌnəli/ (uh-DISH-uh-nuhl-ee). In British English: /ɐdˈɪʃənəli/ (ⱯD-ish-uhn-uhl). In Canadian English: /əˈdɪʃəˌnəli/ (uh-DISH-uh-nuhl-ee). In Australian English: /ɐdˈɪʃənəli/ (ⱯD-ish-uhn-uhl).

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

Yes. In American English it's pronounced /əˈdɪʃəˌnəli/ (uh-DISH-uh-nuhl-ee), while in British English it's /ɐdˈɪʃənəli/ (ⱯD-ish-uhn-uhl).

How to Pronounce "additionally"

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additionally

regional

/əˈdɪʃəˌnəli/

uh-DISH-uh-nuhl-ee

Syllable Breakdown

əad·dɪʃdi·ətion·nəlal·ily

Source

80%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14