ballonet

[bal-uh-ney]

noun

1. an air or gasbag compartment in a balloon or airship, used to control buoyancy and maintain shape.

ballonet

/ ˌbæləˈnɛt /

noun

1. an air or gas compartment in a balloon or nonrigid airship, used to control buoyancy and shape

Word History and Origins

Origin of ballonet¹

From French, dating back to 1900–05; balloon, -et

Word History and Origins

Origin of ballonet¹

C20: from French ballonnet a little _balloon

Example Sentences

The envelope is a rigid one of aluminium, subdivided into forty-nine compartments, each of which contains a flexible ballonet.

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Each ballonet is theoretically proof against leakage--in practice there is an almost inappreciable porosity, which hardly counts for a comparatively short period, say a month.

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During the rest of the night the crew worked with a will--patching, mending, and "doping" the holed fabric and carefully testing each repaired ballonet with compressed air before refilling it with the precious brodium.

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The buckling of the aluminium envelope resulted in ballonet after ballonet collapsing under the pressure of water.

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This class rise with the forward ballonet empty, and inclined up by the bow.

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