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air pocket
noun
- (not in technical use) a nearly vertical air current that can cause an aircraft to experience a sudden change in altitude, usually a decrease.
air pocket
noun
- a localized region of low air density or a descending air current, causing an aircraft to suffer an abrupt decrease in height
- any pocket of air that prevents the flow of a liquid or gas, as in a pipe
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Word History and Origins
Origin of air pocket1
First recorded in 1910–15
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Example Sentences
Air Pocket—A local movement or condition of the air causing an aeroplane to drop or lose its correct attitude.
From Project Gutenberg
No; if it had been compressible you would not have had that exhibition at the air pocket.
From Project Gutenberg
John was good enough to consider my wretched air-pocket nerves rather than his petrol.
From Project Gutenberg
True enough; it was an air pocket which extended in about fifty feet, and had no passageway beyond.
From Project Gutenberg
For perhaps ten seconds he hung thus, till the monoplane, rocking through an air-pocket, tilted violently.
From Project Gutenberg
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