1. Formed in columns; having the form of columns; like the shaft of a column.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• columnis,
• colmenar,
• columia,
• columar,
• columne,
• columnn,
• columbai,
• columner,
• columas,
• cacumnal,
• cyslunar,
• clumner,
• colourbar,
• columna,
• columnae,
• collumnar,
• coloumnar,
• colunar,
• columnaa,
• bilamnar

• collinear.

The adjective form of the word "columnar" is "columnar".

The plural form of the word "columnar" is "columnars"

The singular form of the word "columnar" is "column"