Hex`a*he"dron (?), n.; pl. E. Hexahedrons (#), L. Hexahedra (#). [Hexa- + Gr. seat, base, fr. to sit: cf. F. hexaedre.] Geom.
A solid body of six sides or faces.
Regular hexahedron, a hexagon having six equal squares for its sides; a cube.
© Webster 1913.