circuit breaker

noun

Definition of circuit breaker

  1. :  a switch that automatically interrupts the current of an overloaded electric circuit

1872

First Known Use of circuit breaker

1872


CIRCUIT BREAKER Defined for English Language Learners

circuit breaker

noun

Definition of circuit breaker for English Language Learners

  • : a switch that automatically stops the flow of electricity to a place or device if the current becomes too strong or another dangerous problem occurs


CIRCUIT BREAKER Defined for Kids

circuit breaker

noun

Definition of circuit breaker for Students

  1. :  a switch that automatically stops the flow of electric current if a circuit becomes overloaded


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