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|Noun||1.||regular hexahedron - a hexahedron with six equal squares as faces|
ideal solid, Platonic body, Platonic solid, regular convex polyhedron, regular convex solid, regular polyhedron - any one of five solids whose faces are congruent regular polygons and whose polyhedral angles are all congruent
tesseract - the four-dimensional analogue of a cube
quadrate - a cubelike object