Thesaurus: tetrahedron

Related headwords

Definitions

1. n. A solid figure inclosed or bounded by four triangles.
2. n. any polyhedron having four plane faces
3. A solid figure inclosed or bounded by four triangles. Note: In crystallography, the regular tetrahedron is regarded as the hemihedral form of the regular octahedron. Regular tetrahedron (Geom.), a solid bounded by four equal equilateral triangles; one of the five regular solids.
4. n:100 n. any polyhedron having four plane faces