octahedron
IPA: ɑktʌhˈidrʌn
noun
- (geometry) a polyhedron with eight faces; the regular octahedron has regular triangles as faces and is one of the Platonic solids.
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Examples of "octahedron" in Sentences
- Compound of cube and octahedron.
- The cube is dual to the octahedron.
- Its dual is the truncated octahedron.
- It's the same thing with the octahedron.
- A polyhedron with eight faces is an octahedron.
- The octahedron is also a rectified tetrahedron .
- The octahedron is also a 'rectified tetrahedron'.
- The octahedron is the dual polyhedron to the cube.
- It suffices to state that the cube is the dual of the octahedron.
- The cuboctahedron is a rectified cube and also a rectified octahedron.