octahedron

English

An octahedron

Etymology

From (deprecated template usage) [etyl] Ancient Greek ὀκτώ (oktṓ, “eight”) + ἕδρα (hédra, “seat”).

Noun

octahedron (plural octahedra or octahedrons)

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

Related terms

• octahedral

Translations

a polyhedron with eight faces

• Catalan: octaedre (ca) m, octàedre (ca) m
• Chinese:

  Mandarin: 八面體／八面体 (zh) (bāmiàntǐ)

• Czech: osmistěn (cs) m, oktaedr m
• Danish: oktaeder n
• Dutch: regelmatig achtvlak n
• Esperanto: okedro
• Finnish: oktaedri (fi)
• French: octaèdre (fr) m
• German: Oktaeder (de) n
• Hungarian: oktaéder (hu)
• (deprecated template usage) {{trans-mid}}
• Icelandic: áttflötungur m
• Japanese: 八面体 (はちめんたい, hachimentai)
• Polish: ośmiościan foremny m, oktaedr m
• Portuguese: octaedro (pt) m
• Russian: окта́эдр (ru) m (oktáedr), восьмигра́нник (ru) m (vosʹmigránnik)
• Spanish: octaedro (es) m
• Swedish: oktaeder (sv) c
• Tagalog: waldayag
• Thai: รูปแปดด้าน