column (n.) Look up column at Dictionary.com
mid-15c., "vertical division of a page," also "a pillar, post," from Old French colombe (12c., Modern French colonne "column, pillar"), from Latin columna "pillar," collateral form of columen "top, summit," from PIE root *kel- (4) "to project, be prominent" (see hill). Sense of "matter written for a newspaper" dates from 1785.