Characters per inch

Updated: 07/12/2017 by Computer Hope

CPI in yellow lettering on black background.

Abbreviated as CPI, characters per inch is the number of characters that fit in a one-inch area. A CPI can change depending on the width, length, font, if the font is monospaced, or if the font is a proportional font.

Character, Computer acronyms, DPI, TLA, Typography terms