present participle of columnize

Formation into columns or pillars.

plural of columnal

A disklike part of the stem of a crinoid

columnar

A small, independent, military land unit capable of rapid mobility, often using guerrilla tactics against a larger force.

A group of people which clandestinely undermines a larger group, such as a nation, to which it is expected to be loyal. / Used other than figuratively or idiomatically: see fifth, column.

(anatomy) The vertebral column.

(mathematics) The vector space generated by all the column vectors of a matrix

The total amount per unit area of a material suspended in a fluid or in a cloud in space, measured along the length of a column.