| DECAHEDRONS | • decahedrons n. Plural of decahedron. • DECAHEDRON n. a solid figure or body inclosed by ten plane surfaces. |
| ENNEAHEDRON | • enneahedron n. (Geometry) A polyhedron with nine faces. • ENNEAHEDRON n. a nine-sided solid figure. |
| HEMIHEDRONS | • hemihedrons n. Plural of hemihedron. • HEMIHEDRON n. a solid derived in a hemihedral way, such as a tetrahedron. |
| HEPTAHEDRON | • heptahedron n. (Mathematics) any polyhedron having seven faces. • HEPTAHEDRON n. a solid figure having several plane faces. |
| HEXAHEDRONS | • hexahedrons n. Plural of hexahedron. • HEXAHEDRON n. a solid body of six sides or faces. |
| HOLOHEDRONS | • holohedrons n. Plural of holohedron. • HOLOHEDRON n. a geometrical form possessing the property of holohedrism. |
| ICOSAHEDRON | • icosahedron n. (Geometry) A polyhedron with twenty faces. • icosahedron n. (Geometry, specifically) A regular icosahedron: one of the Platonic solids, all of whose faces are regular… • ICOSAHEDRON n. a polyhedron having 20 faces. |
| OCTAHEDRONS | • octahedrons n. Plural of octahedron. • OCTAHEDRON n. (Greek) a solid bounded by eight plane faces, also OCTOHEDRON. |
| OCTOHEDRONS | • octohedrons n. Plural of octohedron. • OCTOHEDRON n. (Greek) a solid bounded by eight plane faces, also OCTAHEDRON. |
| PENTAHEDRON | • pentahedron n. A solid geometric figure with five faces. • PENTAHEDRON n. a five-sided solid figure. |
| POLYHEDRONS | • polyhedrons n. Plural of polyhedron. • POLYHEDRON n. a body or solid contained by many sides or planes. |
| TETRAHEDRON | • tetrahedron n. (Geometry) A polyhedron with four faces; the regular tetrahedron, the faces of which are equal equilateral… • TETRAHEDRON n. a polyhedron that has four faces. |