円えん柱ちゅう

noun, noun which may take the genitive case particle 'no'

cylinder; column; shaft

Only when written 円柱 · Only with reading えんちゅう

Primarily a geometric solid or a cylindrical object; also used for architectural columns and mechanical shafts. Read えんちゅう.

• この円えん柱ちゅうの体たい積せきを計けい算さんしてください。

  Please calculate the volume of this cylinder.

• 神しん殿でんの正しょう面めんには大おおきな円えん柱ちゅうが並ならんでいる。

  Large columns line the front of the temple.

noun

round pillar (architecture)

Only with reading まるばしら

Specifically a round pillar in a building, as opposed to a square pillar (角柱). Usually read まるばしら and often written in kana.

See also: 角柱

• 古ふるい民みん家かの土ど間まには太ふといまるばしらが立たっている。

  A thick round pillar stands in the earthen-floor area of the old farmhouse.