tétrahexaèdre

OBS: [Une autre forme holoédrique] du système cubique [est] le tétrahexaèdre"" (ou ""cube pyramidé"") (...) avec vingt-quatre faces de triangles isocèles (...)

OBS: tetrahexahedron is composed of twenty-four isosceles triangular faces, each of which intersects one axis at unity and the second at some multiple and is parallel to the third.