direct-current alternating-current

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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 — ► 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 — Synonyms and related words: AC, DC, absorption current, active current, alternating current, conduction current, convection current, cycle, delta current, dielectric displacement current, displacement current, eddy current, electric current,… …   Moby Thesaurus

• 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

• 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

• direct current — electric current electric current, electrical current electrical current, the movement of electrically charged particles, atoms, or ions, through solids, liquids, gases, or free space; the term is usually used of relatively smooth movements of… …   The Collaborative International Dictionary of English