columnar

/kəˈlʌmnər/
adjective
  1. Having the shape or form of a column; tall and narrow.
    • The architect designed columnar supports for the modern building.
    • Columnar basalt formations create dramatic cliffs along the coast.
    • The cactus had a columnar trunk that reached toward the sky.
  2. Arranged in columns or vertical lines.
    • The spreadsheet uses a columnar layout with headers at the top.
    • Columnar trees are often planted along driveways for a formal look.
    • The data was displayed in a columnar format for easy reading.
Antonyms
What does "columnar" mean? | whatsthatwordmean | whatsthatwordmean