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air switch

American  

noun

Electricity.
  1. a switch in which the interruption of the circuit occurs in air.


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

If you have a heating system that circulates warm air, switch it off beforehand, so you don’t spread dust.

From Washington Post • Jan. 31, 2022

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