air gap

American  

noun

1. Electricity. the space between two objects magnetically related, as between the rotor and the stator in a dynamo, or between two objects electrically related, as between the electrode and the tip of a spark plug.

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Etymology

Origin of air gap

First recorded in 1895–1900

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Example Sentences

See Examples For:

air gap

If you have an air gap, some of the heat goes down, not up.

From Seattle Times ● Jan. 25, 2024

An air gap is a security measure used to isolate multiple systems from linking, such as a computer connecting to WiFi.

From Washington Times ● Dec. 12, 2023

Its fire resistance comes from a two-layer construction, with an air gap in between for added insulation.

From Scientific American ● Jul. 25, 2022

Removing the existing drywall would increase the depth of the air gap between the units, and adding two layers of thick drywall would boost the mass, he said.

From Washington Post ● Jun. 20, 2022

Decreasing this air gap will cause the cutout to open late, and increasing it will cause the cutout to open early.

From The Automobile Storage Battery Its Care And Repair by Otto A. Witte

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