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closed circuit

noun, Electricity.
a circuit without interruption, providing a continuous path through which a current can flow.
Compare open circuit.
Origin of closed circuit
Related forms
closed-circuit, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for closed-circuit

closed circuit

a complete electrical circuit through which current can flow when a voltage is applied Compare open circuit
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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closed-circuit in Science
closed circuit  
  1. An electric circuit through which current can flow in an uninterrupted path. Compare open circuit.

  2. A television system in which the signal is usually sent by cable to a limited number of receivers.

The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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