: an electric current flowing in one direction only and substantially constant in value abbreviation DCExamples of direct current in a Sentence Recent Examples on the Web Examples are automatically compiled from online sources to show current usage. Opinions expressed in the examples do not ...
convection currenta current caused by movement byconvectionof warmer fluid into an area of cooler fluid. direct currenta current that flows in one direction only; when modeled as a wave, itsamplitudeis constant. When used medically it is calledgalvanic current.This current has distinct and important...
direct current - an electric current that flows in one direction steadily direct electric current, DC electrical energy, electricity - energy made available by the flow of electric charge through a conductor; "they built a car that runs on electricity" alternating current, alternating electric curren...
direct current inElectricity topic From Longman Dictionary of Contemporary Englishdiˌrect ˈcurrentnoun[uncountable](abbreviationDC)aflowofelectricitythat moves in onedirectiononly→alternating currentExamples from the Corpusdirect current•It was Edison who designed andintroducedtheelectricaldistributionsystem...
The meaning of DIRECT is to cause to turn, move, or point undeviatingly or to follow a straight course. How to use direct in a sentence. Synonym Discussion of Direct.
Electricity.of or relating to direct current. Astronomy. moving in an orbit in the same direction as the earth in its revolution around the sun. appearing to move on the celestial sphere in the direction of the natural order of the signs of the zodiac, from west to east.Compareretrograde(...
Direct current Alternating current Direct current is the type of current that has a fixed magnitude and direction. The net flow of electrons in direct current occurs in a fixed direction, from the negative to the positive terminal of the applied voltage. On the other hand, alternating current ...
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Electric current can be either direct or alternating. Direct current (DC) flows in the same direction at all points in time, although the instantaneous magnitude of the current might vary. In an alternating current (AC), the flow of charge carriers reverses direction periodically. The number of...
2. A flow of electric charge. See Note at charge. 3. The amount of electric charge that passes a point in a unit of time, usually expressed in amperes. Did You Know? You listen to your portable CD player thanks to direct current, but you turn on the lights thanks to alternating curr...