How do you pronounce "addition"?

In American English: /əˈdɪʃən/ (uh-DISH-uhn). In British English: /ədˈɪʃən/ (uhd-ISH-uhn). In Canadian English: /əˈdɪʃən/ (uh-DISH-uhn). In Australian English: /ɐdˈɪʃən/ (ⱯD-ish).

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

Yes. In American English it's pronounced /əˈdɪʃən/ (uh-DISH-uhn), while in British English it's /ədˈɪʃən/ (uhd-ISH-uhn).

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addition

/əˈdɪʃən/

uh-DISH-uhn

Syllable Breakdown

əad·dɪʃdi·əntion

Source

90%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-12