How do you pronounce "protocol"?

In American English: /ˈproʊtəˌkɑːl/ (PROHT-uh-kahl). In British English: /pɹˈəʊtəkˌɒl/ (PR-oht-uhk). In Canadian English: /ˈproʊtəˌkɑːl/ (PROHT-uh-kahl). In Australian English: /pɹˈəʊtəkˌɒl/ (PR-oht-uhk).

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

Yes. In American English it's pronounced /ˈproʊtəˌkɑːl/ (PROHT-uh-kahl), while in British English it's /pɹˈəʊtəkˌɒl/ (PR-oht-uhk).

How to Pronounce "protocol"

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protocol

regional

/ˈproʊtəˌkɑːl/

PROHT-uh-kahl

Syllable Breakdown

proʊtpro·əto·kɑːlcol

Source

90%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14