How do you pronounce "reactivity"?

In American English: /ˌriːˌækˈtɪvəti/ (ree-ak-TIV-uht-ee). In British English: /ɹɪɐktˈɪvɪti/ (ri-ⱯKT-iv-it). In Canadian English: /ˌriːˌækˈtɪvəti/ (ree-ak-TIV-uht-ee). In Australian English: /ɹɪɐktˈɪvɪti/ (ri-ⱯKT-iv-it).

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

Yes. In American English it's pronounced /ˌriːˌækˈtɪvəti/ (ree-ak-TIV-uht-ee), while in British English it's /ɹɪɐktˈɪvɪti/ (ri-ⱯKT-iv-it).

How to Pronounce "reactivity"

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reactivity

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/ˌriːˌækˈtɪvəti/

ree-ak-TIV-uht-ee

Syllable Breakdown

riːre·ækac·tɪvtiv·əti·ity

Source

80%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14