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

When there is an air gap, food particles can build up and block the gap, preventing the dishwasher from draining properly.

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

Why is a spark produced at the air gap at break and not at make of the primary current?

From Hawkins Electrical Guide, Number One Questions, Answers, & Illustrations, A Progressive Course of Study for Engineers, Electricians, Students and Those Desiring to acquire a Working Knowledge of Electricity and its Applications by Hawkins, Nehemiah