<p><strong>Adjective</strong></p><ul><li>displaying a readout in numerical digits rather than by a pointer or hands on a dial: a digital speedometer; a digital watch.</li><li>of, relating to, or using numerical calculations.</li><li>of, relating to, or using data in the form of numerical digits: a digital image; digital devices.</li><li>involving or using numerical digits expressed in a scale of notation, usually in the binary system, to represent discretely all variables occurring in a problem.</li><li>available in electronic form; readable and manipulable by computer: Scan these two pages so you'll have them as a digital document.</li><li>pertaining to, noting, or making use of computers and computerized technologies, including the internet: We are living in an increasingly digital world.</li><li>resembling a digit or finger.</li><li>manipulated with a finger or the fingertips: a digital switch.</li><li>having fingers or digitlike parts.</li></ul><p><strong>Noun</strong></p><ul><li>one of the keys or finger levers of keyboard instruments.</li></ul>