"Rhombicuboctahedron" Natural Recordings by Native Speakers
A rhombicuboctahedron is a polyhedron with 26 faces, 48 edges, and 24 vertices. It is a higher-order polyhedron that can be derived from a cube by replacing each of its square faces with two hexagonal faces, or by combining two of the square pyramids that have the same vertex.
It is a Johnson solid, named after the mathematician Norman Johnson, who first characterized it. This shape is also called a symmetric square pyramid-square pyramid.
A quadrilateral with all sides of equal length, where opposite angles are equal, and opposite sides are parallel.