- $(1): \quad$ whose faces are congruent regular polygons
- $(2): \quad$ each of whose vertices is the common vertex of the same number of faces.
Also known as
Some sources refer to a Platonic solid as a regular polyhedron.
Source of Name
This entry was named for Plato.
The platonic solids were all well-known to the ancient Greeks.
Some have suggested that to glorify the Platonic solids was its primary purpose.