1. 
   octahedron
   [n] - any polyhedron having eight plane faces
   Found op http://www.webdictionary.co.uk/definition.php?query=octahedron
   
   
2. 
   Octahedron
   A polyhedron with 8 faces. See also: Polyhedral.
   Found op http://www.diracdelta.co.uk/science/source/o/c/octahedron/source.html
   
   
3. 
   Octahedron
   Oc`ta·he'dron noun [ Greek ..., from ... eight-side; ... (for ... eight) + ... seat, base, from ... to sit.] (Geom.) A solid bounded by eight faces. The regular octahedron is contained by eight equal equilateral triangles.
   Found op http://www.encyclo.co.uk/webster/O/9
   
   
4. 
   octahedron
   <geometry> A solid bounded by eight faces. The regular octahedron is contained by eight equal equilateral triangles. ... Origin: Gr, fr. Eight-side; (for eight) + seat, base, from to sit. ... Source: Websters Dictionary ... (01 Mar 1998) ...
   Found op http://www.mondofacto.com/facts/dictionary?octahedron
   
   
5. 
   octahedron
   noun any polyhedron having eight plane faces
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=octahedron
   
   
6. 
   Octahedron
   • (n.) A solid bounded by eight faces. The regular octahedron is contained by eight equal equilateral triangles.
   Found op http://thinkexist.com/dictionary/meaning/octahedron/
   
   
7. 
   Octahedron
   In geometry, an octahedron (plural: octahedra) is a polyhedron with eight faces. A regular octahedron is a Platonic solid composed of eight equilateral triangles, four of which meet at each vertex. An octahedron is the three-dimensional case of the more general concept of a cross polytope. ==Dimens...
   Found op http://en.wikipedia.org/wiki/Octahedron
   
   
8. 
   octahedron
   A polyhedron with 8 faces, each of which is an equilateral triangle. A regular octahedron, whose sides are all equilateral triangles, is one of the Platonic solids; it looks like two square pyramids with their square bases stuck together.
   Found op http://www.daviddarling.info/encyclopedia/O/octahedron.html
   
   
9. 
   octahedron
   octahedron: see polyhedron.
   Found op http://www.infoplease.com/ce6/sci/A0916940.html
   
   
10. 
    Octahedron
    An octahedron is a regular solid comprised of eight equilateral triangles.
    Found op http://www.probertencyclopaedia.com/browse/GO.HTM
    
    
11. 
    Octahedron
    [album] Octahedron is the fifth full-length studio album by American progressive rock band The Mars Volta, released on June 23, 2009. The album was released by Warner Bros. Records in North America and Mercury Records worldwide. It debuted at #12 on the Billboard 200 Album chart with sales o...
    Found op http://en.wikipedia.org/wiki/Octahedron_(album)
    
    
12. 
    octahedron
    1) Any polyhedron having eight plane faces 2) Polyhedron
    Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/octahedron/1
    
    

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