octahedron
Definition from Wiktionary, the free dictionary
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English [edit]
Etymology [edit]
From Ancient Greek ὀκτώ (oktō, “eight”) + ἕδρα (hedra, “seat”).
Noun [edit]
octahedron (plural octahedra or octahedrons)
- (geometry) a polyhedron with eight faces; the regular octahedron has regular triangles as faces and is one of the Platonic solids.
Translations [edit]
a polyhedron with eight faces