Platonic Body (Noun)
Meaning
Any one of five solids whose faces are congruent regular polygons and whose polyhedral angles are all congruent.
Classification
Nouns denoting two and three dimensional shapes.
Examples
- The cube is a platonic body, also known as a regular hexahedron, and has six square faces.
- A tetrahedron is a platonic body composed of four equilateral triangle faces.
- In geometry, the term platonic body refers to any of five specific solids, including the icosahedron and dodecahedron.
- A platonic body has all of its polyhedral angles equal, such as in the case of an octahedron.
- A child's building block toy may approximate a platonic body, like a cube, but often the shapes are imperfect.