How do you pronounce "thyroid"?

In American English: /ˈθaɪrɔɪd/ (THEYER-oyd). In British English: /ðˈaɪɹˌɔɪd/ (TH-eyer). In Canadian English: /ˈθaɪrɔɪd/ (THEYER-oyd). In Australian English: /θˈaɪɹɔɪd/ (TH-eyer).

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

Yes. In American English it's pronounced /ˈθaɪrɔɪd/ (THEYER-oyd), while in British English it's /ðˈaɪɹˌɔɪd/ (TH-eyer).

How to Pronounce "thyroid"

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thyroid

regional

/ˈθaɪrɔɪd/

THEYER-oyd

Syllable Breakdown

θaɪrthy·ɔɪdroid

Source

90%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14