tetrahexahedron
English
Etymology
tetra- + hexahedron
Noun
tetrahexahedron (plural tetrahexahedrons or tetrahexahedra)
- (crystallography) A solid in the isometric system, bounded by twenty-four equal triangular faces, four corresponding to each face of the cube.
Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.