Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
regular polyhedron | Yes | No | No | No |
regular icosahedron | Yes | No | No | No |
regular polyhedron (noun) | regular icosahedron (noun) |
---|---|
any one of five solids whose faces are congruent regular polygons and whose polyhedral angles are all congruent | an icosahedron with twenty equilateral triangles as faces |