[hexa.he.dron] n, pl -drons also -dra [LL, fr. Gk hexaedron, fr. neut. of hexaedros of six surfaces, fr. hexa- + hedra seat--more at sit] (1571): a polyhedron of six faces (as a cube)
HEXAHEDRON
Meaning of HEXAHEDRON in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012