01 n. A solid of the isometric system bounded by twenty-four equal faces, three corresponding to each face of an octahedron.
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1.
A solid of the isometric system bounded by twenty-four equal faces, three corresponding to each face of an octahedron.(Crystallog.)
Phrases & compounds
Tetragonal trisoctahedron —
a trisoctahedron each face of which is a quadrilateral; called also trapezohedron and icositetrahedron.
Trigonal trisoctahedron —
a trisoctahedron each face of which is an isosceles triangle.