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tetrahedron |
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tetrahedron: see polyhedron polyhedron (pŏl'ēhē`drən), closed solid bounded by plane faces; each face of a polyhedron is a polygon . ..... Click the link for more information. . tetrahedron 1. a solid figure having four plane faces. A regular tetrahedron has faces that are equilateral triangles 2. any object shaped like a tetrahedron tetrahedron [‚te·trə′hē·drən] (crystallography) An isometric crystal form in cubic crystals, in the shape of a four-faced polyhedron, each face of which is a triangle. (mathematics) A four-sided polyhedron. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| 3] hybridization of each carbon atom in polyisobutylene affording a tetrahedral arrangement of the chain, compared to the planar arrangement of the backbone due to the [sp. As the researchers had predicted, each strand bent to outline a tetrahedral face. Moreover, a tetrahedral mesh can now be generated while using 30% to 50% less memory. |
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