In geometry, the diminished rhombicosidodecahedron is one of the Johnson solids (). It can be constructed as a rhombicosidodecahedron with one pentagonal cupola removed.

thumb|3D model of a diminished rhombicosidodecahedron

Related Johnson solids are:

  • : parabidiminished rhombicosidodecahedron with two opposing cupolae removed, and
  • : metabidiminished rhombicosidodecahedron with two non-opposing cupolae removed, and
  • : tridiminished rhombicosidodecahedron with three cupola removed.

References

  • Editable printable net of a diminished rhombicosidodecahedron with interactive 3D view