Function: noun
Date: 1785
: any of the five possible regular polyhedrons that include the regular forms of the tetrahedron, hexahedron, octahedron, dodecahedron, and icosahedron
Function: noun
Date: 1785
: any of the five possible regular polyhedrons that include the regular forms of the tetrahedron, hexahedron, octahedron, dodecahedron, and icosahedron
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012