Dictionary
2 ENTRIES FOUND:

circuit breaker

noun

: 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

Full Definition of CIRCUIT BREAKER

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

First Known Use of CIRCUIT BREAKER

1872

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April 28, 2015
portmanteau Hear it
a word formed by the blending of words
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