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(DC) a current that flows in one direction only; when modeled as a wave, its amplitude is constant. When used medically it is called galvanic current. This current has distinct and important polarity and marked secondary chemical effects.Medical dictionary. 2011.
Direct current — (red curve). The horizontal axis measures time; the vertical, current or voltage. Direct current (DC) is the unidirectional flow of electric charge. Direct current is produced by such sources as batteries, thermocouples, solar cells, and… … Wikipedia
direct current — n. an electric current flowing in one direction: abbrev. DC: cf. ALTERNATING CURRENT * * * ▪ electronics abbreviation Dc, flow of electric charge that does not change direction. Direct current is produced by batteries, fuel cells,… … Universalium
Direct current — (Elec.) (a) A current flowing in one direction only; distinguished from {alternating current}. When steady and not pulsating a direct current is often called a {continuous current}. (b) {A direct induced current}, or momentary current of the same … The Collaborative International Dictionary of English
direct current — direct currents N VAR A direct current is an electric current that always flows in the same direction. The abbreviation DC is also used. Some kinds of batteries can be recharged by connecting them to a source of direct current … English dictionary
direct current — ► NOUN ▪ an electric current flowing in one direction only. Compare with ALTERNATING CURRENT(Cf. ↑alternating current) … English terms dictionary
direct current. — direct current, adj. Elect. an electric current of constant direction, having a magnitude that does not vary or varies only slightly. Abbr.: dc Cf. alternating current. [1885 90] * * * … Universalium
direct current — n. an electric current flowing in one direction: abbrev. DC: cf. ALTERNATING CURRENT … English World dictionary
direct current. — direct current, adj. Elect. an electric current of constant direction, having a magnitude that does not vary or varies only slightly. Abbr.: dc Cf. alternating current. [1885 90] … Useful english dictionary
Direct Current — [engl.], Gleichstrom … Universal-Lexikon
direct current (DC) — Flow of electric charge that does not change direction. Direct current is produced by batteries, fuel cells, rectifiers, and generators with commutators. Direct current was supplanted by alternating current (AC) for common commercial power in the … Universalium
