noun. ['ˌtɛtrəˈhiːdrən'] any polyhedron having four plane faces.
- τετράεδρον (Ancient Greek (to 1453))
Words that Rhyme with Tetrahedron
Example sentences of the word tetrahedron
1. Noun, singular or mass
The tetrahedron dome is based off a triangle shape, and it is the least circular dome.