octahedron


Also found in: Dictionary, Thesaurus, Wikipedia.
Related to octahedron: tetrahedron

octahedron:

see polyhedronpolyhedron
, closed solid bounded by plane faces; each face of a polyhedron is a polygon. A cube is a polyhedron bounded by six polygons (in this case squares) meeting at right angles.
..... Click the link for more information.
.

octahedron

[‚ak·tə′hē·drən]
(mathematics)
A polyhedron having eight faces, each of which is an equilateral triangle.

octahedron

a solid figure having eight plane faces
References in periodicals archive ?
Octahedron was written by The Mars Volta--Omar Rodriguez Lopez (music, arrangements, direction) and Cedric Bixler Zavala (vocals, lyrics)--and performed by The Mars Volta group: Marcel Rodriguez Lopez, Thomas Pridgen, John Frusciante, Isaiah Ikey Owens, Juan Alderete de la Pena, Cedric Bixler Zavala and Omar Rodriguez Lopez.
More generally, for any sequence of cluster variables {f (i, j, k)} coming from a specialization of the Octahedron Recurrence:
We have observed that the preferred choices for base platonic solid[s] are the icosahedron, the octahedron, and the stellated dodecahedron, each of which has a triangular face.
Also close are the financial and convention quarters, and the area continues to improve, Octahedron doing its bit with a new, smart frontage to the street.
04 carat fancy yellow, octahedron with clean clarity; and
In contrast, his lab's new octahedron is extremely rigid and could serve as a reliable nanoscale component.
The lower limit is given by partitioning a spherical octahedron into 32 facets, dividing edges in half and connecting their midpoints to produce a fourfold triangular decomposition.
66 carat diamond recovered from the Lynx South sample is a pale brown octahedron and the 1.
Of course, this is not a surprise, as the polar dual of the cube (with [+ or -]1-coordinates) is the regular octahedron, the convex hull of the standard basis vectors and their negatives.
Mr Blair defended his fiveyear education plan with its goal of turning comprehensives into 'independent' specialist secondaries and city academies, and university top-up fees, to teachers logged on to the Octahedron website.
In 1887, Lord Kelvin proposed an arrangement based on a polyhedron obtained by slicing off the six vertices of an octahedron (which has eight triangular faces) at a certain distance from each vertex.
An octahedron of aluminum tubing forms the crane's support structure.