octahedron
octahedron · octahedra · octahedrons
октаэдр, восьмигранник
Oktaeder, Achtflächner, 8-Flächner
A polyhedron with eight facesA polyhedron with eight faces; the regular octahedron has regular triangles as faces and is one of the Platonic solids.
US/ˌɑktəhˈidɹən/
Meaning
1 sensesA polyhedron with eight faces; the regular octahedron has regular triangles as faces and is one of the Platonic solids.
Oktaeder, Achtflächner, 8-Flächner
окта́эдрoktáedr, восьмигра́нникvosʹmigránnik
any polyhedron having eight plane faces
Translations
7 languagesРусский
By meaning 1
a polyhedron with eight faces:
Deutsch
By meaning 1
a polyhedron with eight faces:
Origin
From Ancient Greek ὀκτάεδρον (oktáedron). By surface analysis, octa- + -hedron.From Ancient Greek ὀκτάεδρον (oktáedron). By surface analysis, octa- + -hedron.
Wiktionary, CC BY-SA 4.0 · source
Forms
plural: octahedra / octahedronsWord family
10 related wordsLessons for this word
1 lessons- A1Plural nouns — Because its plural is irregular