Meaning & use
open circuit
An electrical circuit that is broken at some point, so current cannot flow through it.
See it in a sentence
The lamp stayed dark because a loose wire had created an open circuit.
Technicians used a multimeter to find where the open circuit had formed.
A note on using this word
An open circuit stops current flow entirely, unlike a short circuit, which lets current flow along an unintended path.
Words with a similar meaning
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Words with an opposite meaning
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