column inch

noun Printing.

type one column wide and 1 inch (2.54 cm) deep.

Origin of column inch

First recorded in 1935–40

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for column inch

column inch

noun

a unit of measurement for advertising space, one inch deep and one column wide

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012