In typography, tracking is the process of uniformly increasing or decreasing the space between all glyphs (letters) in a block of text. It is commonly confused with kerning, but these are two separate concepts. Tracking is sometimes called character spacing or letter spacing, especially in reference to computer typesetting. A related concept is that of word spacing, which uniformly increases or decreases the space between words. Typographic work Typography (from the Greek words typos = form and grapho = write) is the art and technique of selecting and arranging type styles, point sizes, line lengths, line leading, character spacing, and word spacing for typeset applications. ... A glyph is a carved figure or character, incised or in relief; a carved pictograph; hence, a pictograph representing a form originally adopted for sculpture, whether carved or painted. ... In digital typography, kerning is the process of adjusting letter spacing in a proportional font. ... The tower of a personal computer (specifically a Power Mac G5). ... Typesetting involves the presentation of textual material in an aesthetic form on paper or some other media. ...