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柱面 (chuumen) Japanese meaning: cylindrical surface | Kotomora

柱ちゅう面めん

ちゅ

う

め

ん

Meanings

1

cylindrical surface

Technical term in geometry referring to the surface of a cylinder.

柱ちゅう面めんの面めん積せきを計けい算さんする。
Calculate the area of the cylindrical surface.

Kanji

柱pillar, post, cylinder
面mask, face, features

Etymology

Compound of 柱 (pillar, column) and 面 (surface, face). The exact historical derivation is uncertain; the term is used in modern geometry.