word
tetrahedron
tet-ruh-HEE-drun
ˌtɛtrəˈhiːdrənListen
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Syllable breakdown
tetrahedron
Dictionary meaning
A polyhedron with four triangular faces; the simplest of the five Platonic solids.
History and origin
Greek — 'tetra' (four) + 'hedra' (face).
Common mispronunciations
TEH-trah-hee-druntet-ruh-HEE-dron
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