(1) Electronic in contrast to physical. For example, if software is offered as "digital or physical," it can be downloaded (digital) or packaged on a CD or DVD (physical).|
(2) For centuries, digital meant the use of numbers, the term coming from digit, or finger. Today, digital is synonymous with computer. See also Digital Equipment.
Digital Means Perfect Copies
The 0s and 1s of digital data mean more than just on and off. They mean perfect copying. When information, music, voice and video are turned into binary digital form, they can be electronically manipulated, preserved and regenerated perfectly at high speed. The millionth copy of a computer file is identical to the original. While this has driven software and content publishers to distraction protecting their copyrights, it is nevertheless a major advantage of digital processing. See binary.