closed circuit


noun Electricity.

a circuit without interruption, providing a continuous path through which a current can flow.

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Compare open circuit.

Origin of closed circuit

First recorded in 1820–30

OTHER WORDS FROM closed circuit

closed-circuit, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Example sentences from the Web for closed circuit

British Dictionary definitions for closed circuit

closed circuit

noun

a complete electrical circuit through which current can flow when a voltage is appliedCompare 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

Scientific definitions for closed circuit

closed circuit

An electric circuit through which current can flow in an uninterrupted path. Compare open circuit.
A television system in which the signal is usually sent by cable to a limited number of receivers.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.