| Dictionary, Encyclopedia and Thesaurus - The Free Dictionary 1,738,950,220 visitors served. |
|
Dictionary/ thesaurus | Medical dictionary | Legal dictionary | Financial dictionary | Acronyms | Idioms | Encyclopedia | Wikipedia encyclopedia | ? |
tetrahedron |
Also found in: Dictionary/thesaurus, Wikipedia, Hutchinson | 0.02 sec. |
|
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. |
|
| ? Mentioned in | ? References in periodicals archive | ||
|---|---|---|---|
| The next challenge, says Goodman, is to coax multiple tetrahedra into more-complex structures. This paper address the existence of Hamiltonian paths and cycles in two-dimensional grids consisting of triangles or quadrilaterals, and three-dimensional grids consisting of tetrahedra or hexahedra. The framework of erionite is made up of interlocking tetrahedra of silicate and aluminate tetrahedra, is negatively charged, and can bind cations. |
| Encyclopedia |
| Free Tools: |
For surfers:
Free toolbar & extensions |
Word of the Day |
Help
For webmasters: Free content | Linking | Lookup box | Double-click lookup | Partner with us |
|---|