How do you pronounce "diathermy"?

In American English: /ˈdaɪəˌθɝːmi/ (DEYE-uh-thurm-ee). In British English: /dˈaɪəθˌɜːmi/ (D-eye-uhth-ɜm). In Canadian English: /ˈdaɪəˌθɝːmi/ (DEYE-uh-thurm-ee). In Australian English: /dˈaɪəθˌɜːmi/ (D-eye-uhth-ɜm).

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

Yes. In American English it's pronounced /ˈdaɪəˌθɝːmi/ (DEYE-uh-thurm-ee), while in British English it's /dˈaɪəθˌɜːmi/ (D-eye-uhth-ɜm).

How to Pronounce "diathermy"

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diathermy

regional

/ˈdaɪəˌθɝːmi/

DEYE-uh-thurm-ee

Syllable Breakdown

daɪdi·əat·θɝːmhe·irmy

Source

80%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14