Definition of "rhombicosidodecahedron" []

• : An Archimedean solid with 20 regular triangular faces, 30 regular square faces, 12 regular pentagonal faces, 60 vertices and 120 edges. (noun)

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• "The search for great rhombicosidodecahedron is pretty amazing and perhaps useful if your church building is a later-generation geodesic dome."