柱状

1. Origins, structure, and basic meaning

• Structure: 柱状 is read as ちゅうじょう and is a noun and adjectival expression meaning columnar or pillar-shaped.
• Basic usage: Noun modification appears in 柱状の岩, while shaping something appears in 柱状に整える.

2. Common pitfalls and similar expressions

• の and に
  • Use 柱状の to modify an object with that form and 柱状に to mark the resulting shape.
• Difference from 円柱
  • 円柱 names a specific cylinder, while 柱状 describes an object as having a pillar-like form.