Polyhedron meaning

pŏlē-hēdrən
(optics) A polyscope, or multiplying glass.
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See also polyhedron.
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A solid bounded by polygons.
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A solid figure with usually more than six plane surfaces.
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A three-dimensional geometric figure whose sides are polygons. A tetrahedron, for example, is a polyhedron having four triangular sides. &diamf3; A regular polyhedron is a polyhedron whose faces are all congruent regular polygons. The regular tetrahedron (pyramid), hexahedron (cube), octahedron, dodecahedron, and icosahedron are the five regular polyhedrons. Regular polyhedrons are a type of Archimedean solid.
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A six- or more-sided object. A group of connected polygons.
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(geometry) A solid figure with many flat faces and straight edges.
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Origin of polyhedron

  • From New Latin, from Ancient Greek πολύεδρον (poluedron), from πολύς (polus, “many") + ἕδρα (hedra, “seat"); compare French polyèdre.

    From Wiktionary