The Collaborative International Dictionary of English v.0.48:
cube-shaped \cube-shaped\ cubical \cubical\adj. Shaped like or approximately like a cube. Syn: cubelike, cubiform, cuboid, cuboidal. [WordNet 1.5]WordNet (r) 3.0 (2006):
cube-shaped adj 1: shaped like a cube [syn: cubelike, cube-shaped, cubical, cubiform, cuboid, cuboidal]