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

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

Besides cleaning whatever is at the bottom of the tub, you might also need to clean a part called an air gap that is next to the sink, higher than the dishwasher.

From Washington Post ● Aug. 1, 2022

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

From Scientific American ● Jul. 25, 2022

In the electric bell, we saw that an air gap at the push button stopped the flow of electricity.

From General Science by Clark, Bertha M.