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九面体 (kyuumentai) Japanese meaning: enneahedron | Kotomora

九きゅう面めん体たい

Meanings

1

enneahedron; nonahedron

A polyhedron with nine faces. Technical term used in geometry.

九きゅう面めん体たいは、九ここのつの面めんを持もつ多た面めん体たいです。
An enneahedron is a polyhedron with nine faces.

Kanji

九nine
面mask, face, features
体body, substance, object

Related words

多た面めん体たい
多面体 is the general term for polyhedron, while 九面体 specifically refers to a nine-faced polyhedron.

Etymology

Compound of 九 (きゅう, 'nine') + 面 (めん, 'face') + 体 (たい, 'body'), following the pattern of other geometric terms such as 四面体 (tetrahedron) and 六面体 (hexahedron).