Columnar (disambiguation)

Columnar (or epithelium) is a type of epithelial cell.

Columnar may also refer to:

• Columnar cacti, a descriptive term for smaller cacti
• Columnar database, a type of database which stores data tables by column rather than by row
• Columnar disposition, a technique in encryption
• Columnar jointing, a geological structure shaped as a regular array of polygonal prisms
  • Columnar basalt, a type of rock formed during the cooling of a thick lava flow
• Columnar Peak, a subsidiary peak of Mount Garibaldi, British Columbia, Canada
• Columnar phase, a class of floating crystals which can exist in a cylindrical shape
• Columnar Valley, a valley in Victoria Land, eastern Antarctica

See also

• Column (disambiguation)
• Columnaria, an extinct genus of rugose coral
• Columnarios, silver coins that were minted by Spain from 1732 to 1773
• Columnaris, a symptom of disease in fish caused by the Flavobacterium columnare bacterium