How do you pronounce "polyhedron"?

In American English: /ˌpɑːˌliːˈhiːdrən/ (pah-lee-HEEDR-uhn). In British English: /pˌɒlɪhˈiːdɹən/ (p-ol-IH-eedr). In Canadian English: /ˌpɑːˌliːˈhiːdrən/ (pah-lee-HEEDR-uhn). In Australian English: /pˌɒlɪhˈiːdɹən/ (p-ol-IH-eedr).

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

Yes. In American English it's pronounced /ˌpɑːˌliːˈhiːdrən/ (pah-lee-HEEDR-uhn), while in British English it's /pˌɒlɪhˈiːdɹən/ (p-ol-IH-eedr).

How to Pronounce "polyhedron"

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polyhedron

regional

/ˌpɑːˌliːˈhiːdrən/

pah-lee-HEEDR-uhn

Syllable Breakdown

pɑːpo·liːly·hiːdrhe·əndron

Source

90%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14