Kepler-Poinsot polyhedron/ˈkɛplər pɔɪnsɑt ˌpɑliˈhidrən/PluralKepler-Poinsot polyhedra1a type of regular polyhedron in geometry, which is formed by extending the faces of a regular convex polyhedron to create new faces or facetsCopySynonyms: stellated polyhedron