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Octagon vs Octahedron - What's the difference?

octagon | octahedron |

In geometry terms the difference between octagon and octahedron

is that octagon is a polygon with eight sides and eight angles while octahedron is a polyhedron with eight faces; the regular octahedron has regular triangles as faces and is one of the Platonic solids.

octagon

English

Noun

(en noun)
  • (geometry) A polygon with eight sides and eight angles.
  • (martial arts, usually capitalized) The arena for mixed martial arts, particularly as trademarked by the .

    • Related terms

    * octagonal

    octahedron

    English

    Noun

    (en-noun)
  • (geometry) a polyhedron with eight faces; the regular octahedron has regular triangles as faces and is one of the Platonic solids.

    • Related terms

    * octahedral English nouns with irregular plurals