'Cubo-octahedron' definitions:

Definition of 'Cubo-octahedron'

From: GCIDE

Cubo-octahedron \Cu`bo-oc`ta*he"dron\ (-dr?n), n. (Crystallog.) A combination of a cube and octahedron, esp. one in which the octahedral faces meet at the middle of the cubic edges. [1913 Webster]