This page provides all possible meanings and translations of the word octahedron
Princeton's WordNetRate this definition:(0.00 / 0 votes)
any polyhedron having eight plane faces
WiktionaryRate this definition:(0.00 / 0 votes)
a polyhedron with eight faces; the regular octahedron has regular triangles as faces and is one of the Platonic solids.
Origin: From ὀκτώ + ἕδρα.
FreebaseRate this definition:(0.00 / 0 votes)
In geometry, an octahedron is a polyhedron with eight faces. A regular octahedron is a Platonic solid composed of eight equilateral triangles, four of which meet at each vertex.
An octahedron is the three-dimensional case of the more general concept of a cross polytope.