block a solid piece of something (usually having flat rectangular sides); "the pyramids were built with large stone blocks"
dice,
die a small cube with 1 to 6 spots on the six faces; used in gambling to generate random numbers
cube -
any of several tropical American woody plants of the genus Lonchocarpus whose roots are used locally as a fish poison and commercially as a source of rotenone
A cube is a three-dimensional solid object bounded by six square faces, facets or sides, with three meeting at each vertex. The cube can also be called a regular hexahedron and is one of the five Platonic solids. It is a special kind of square prism, of rectangular parallelepiped and of trigonal trapezohedron.
OmegaWiki Dictionary
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cube A three-dimensional polyhedron, bounded by six square sides of equal size; one of the five Platonic solids