Definition of "polyhedra" [polyhedra]

• Plural form of polyhedron. (noun)

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• "(these are perfectly symmetric three-dimensional fi gures, called polyhedra, where all faces, edges, and angles are the same-there are fi ve such)."
• "The zonohedra are based on a different approach to constructing polyhedra."
• "This set of five polyhedra came with the faces already numbered, to make it easy to see that there were 12 sides on a dodacahedron, or 20 on an icosahedron, which made them easy to use as dice."