dots per inch
(redirected from PDI printer)dots per inch
[‚däts pər ′inch] (graphic arts)
Abbreviated dpi.
The number of dots that can be printed, side by side, along a line one inch long; a measure of the resolution of a printing device, printed image or image on an electronic display screen such that a greater number of dots per inch represents higher image quality.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.