also: かくばしら
Only with reading かくちゅう
Geometric term for a prism, typically with polygonal bases. Read as かくちゅう.
A triangular prism is a prism whose base is a triangle.
polygonal pillar; square pillar
Architectural or structural term for a pillar with a polygonal cross-section, especially square. Can be read as either かくちゅう or かくばしら, but かくちゅう is more common in technical contexts.
Square pillars line the front of this building.
Only with reading かくばしら
Rare or specialized term for bamboo, read as かくばしら. Possibly an older or poetic usage; modern Japanese normally uses 竹 (たけ).
In old documents, 角柱 (かくばしら) can refer to bamboo.
円柱 is a round cylinder or pillar, while 角柱 is its square-sided counterpart (a prism).
prismatic shape
Standard kanji spelling for both readings. The reading かくちゅう is more common for the geometric prism sense.
Reading used for the bamboo sense; less common overall.
Compound of 角 (かく, 'angle') and 柱 (ちゅう or ばしら, 'pillar'). The reading かくばしら uses the kun'yomi for 柱, which is less common in modern technical terms.