Definition of circuit breaker
: a switch that automatically interrupts the current of an overloaded electric circuit
What's Trending Now
More Trending Words
Recent Examples of circuit breaker from the Web
-
The additional jobs will include additional sales labor force in preparation for expanding its market exposure to high voltage circuit breakers, rotary machines and power distributors.
-
Then lightning struck a circuit breaker and knocked out power to pumps at Kentucky's largest sewage treatment plant.
-
In the latest salvos, the United States took aim at a multitude of technical components — items like circuit breakers, consoles and touch screens.
-
CBS Midwest plans to initially stock 500–600 circuit breakers.
-
There must be circuit breakers in place in the event the market swings too wildly.
-
Bitcoin twice tripped exchange circuit breakers, which kick in to halt trading for two minutes if the price moves 10% above or below its initial level.
-
However, if a market drop of 20% triggers a Level 3 circuit breaker at any time during the day, trading will be shut down for the rest of the day.
-
Simply put, the circuit breakers are a mechanism that shuts down the market temporarily after dramatic drops.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'circuit breaker.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of circuit breaker
1872
CIRCUIT BREAKER Defined for English Language Learners
circuit breaker
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
Definition of circuit breaker for Students
: a switch that automatically stops the flow of electric current if a circuit becomes overloaded
Learn More about circuit breaker
-
See words that rhyme with circuit breaker Britannica.com: Encyclopedia article about circuit breaker
Seen and Heard
What made you want to look up circuit breaker? Please tell us where you read or heard it (including the quote, if possible).
