Sharpness of an image on film, paper, computer screen, disc, tape or other medium.<br><br>(output) The number of dots per inch, dpi, used to display a digital image on a monitor or in print. The resolution for Web graphics is typically 72 dpi, way too low for most print purposes.Related link: "The Illustrated Book Study" is a collaborative effort undertaken by Cornell University Library's Department of Preservation and Conservation and Picture Elements, Inc, and the Library of Congress. On its Illustrated Book Study Resolution Samples pages, visitors can examine digital images of prints of several types (collotype, copper engraving, etching, halftone, lithograph, mezzotint, photogravure, steel engraving, and wood engraving) at each of several resolutions; dots per inch (dpi). Also see moir? and image resolution.