How do you pronounce "reaction"?

In American English: /riːˈækʃən/ (ree-AKSH-uhn). In British English: /ɹɪˈækʃən/ (ri-AKSH-uhn). In Canadian English: /riːˈækʃən/ (ree-AKSH-uhn). In Australian English: /ɹɪˈakʃən/ (ri-AKSH).

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

Yes. In American English it's pronounced /riːˈækʃən/ (ree-AKSH-uhn), while in British English it's /ɹɪˈækʃən/ (ri-AKSH-uhn).

How to Pronounce "reaction"

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reaction

regional

/riːˈækʃən/

ree-AKSH-uhn

Syllable Breakdown

riːre·ækʃac·əntion

Source

90%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14