direct current
noun Date: 1849 an electric current flowing in one direction only and substantially constant in value — abbreviation DC

New Collegiate Dictionary. 2001.

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  • 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 — n an electric current flowing in one direction only and substantially constant in value abbr. DC * * * (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… …   Medical 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 — noun an electric current that flows in one direction steadily (Freq. 1) • Syn: ↑DC, ↑direct electric current • Ant: ↑alternating current • Hypernyms: ↑electricity, ↑e …   Useful english dictionary

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