SINCE 1828
cuboctahedron
noun
cub·octahedron
| \ "+\
variants:
or less commonly cubo-octahedron \ ¦kyüˌbō+ \
Definition of cuboctahedron
: one of the 13 Archimedean solids having as faces six equal squares and eight equal regular triangles and formed by cutting off the corners of a cube
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