bn:00058596n
Noun Concept
Categories: Wikipedia articles incorporating a citation from the 1911 Encyclopaedia Britannica with Wikisource reference, Deltahedra, Prismatoid polyhedra, Individual graphs, Platonic solids
EN
octahedron  Birectified cube  0 11 polytope  3-cross  3-cross-polytope
EN
Any polyhedron having eight plane faces WordNet 3.0
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EN
In geometry, an octahedron is a polyhedron with eight faces. Wikipedia
Polyhedron with 8 faces Wikidata
A polyhedron with eight faces; the regular octahedron has regular triangles as faces and is one of the Platonic solids. Wiktionary
A polyhedron with eight faces. Wiktionary (translation)