Definition that contains polyhedral
- face angle the angle formed by two edges of a polyhedral angle
- regular convex polyhedron any one of five solids whose faces are congruent regular polygons and whose polyhedral angles are all congruent
- ideal solid any one of five solids whose faces are congruent regular polygons and whose polyhedral angles are all congruent
- regular convex solid any one of five solids whose faces are congruent regular polygons and whose polyhedral angles are all congruent
- platonic body any one of five solids whose faces are congruent regular polygons and whose polyhedral angles are all congruent
- regular polyhedron any one of five solids whose faces are congruent regular polygons and whose polyhedral angles are all congruent
- platonic solid any one of five solids whose faces are congruent regular polygons and whose polyhedral angles are all congruent