Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun One of several small auxiliary gasbags placed inside a balloon or a nonrigid airship that can be inflated or deflated during flight to control and maintain shape and buoyancy.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun one of several small
balloons , inside adirigible , that can beinflated ordeflated tocontrol buoyancy duringflight
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
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Examples
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The remote-controlled AirJelly is kept in the air by its helium-filled ballonet.
neat model airship 2008
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The remote-controlled AirJelly is kept in the air by its helium-filled ballonet.
tingilinde: 2008
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And the chamber inside the envelope that expands and contracts to compensate for changes in helium pressure is called a ballonet.
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The supply of air for filling these is taken from the propeller draught by a slanting aluminium tube to the underside of the envelope, where it meets a longitudinal fabric hose which connects the two ballonet air inlets.
British Airships, Past, Present, and Future George Whale
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The wind blowing against the opening, which faces it, charges the ballonet with air.
Aeroplanes and Dirigibles of War Frederick Arthur Ambrose Talbot
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The gas-bag comprises a single chamber for the inflating agent, the distended shape of the envelope being sustained by means of an air-ballonet.
Aeroplanes and Dirigibles of War Frederick Arthur Ambrose Talbot
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If it is desired to descend the gas is driven from the forward to the after end of the envelope, merely by inflating the bow ballonet with air by means of a pump placed in the car.
Aeroplanes and Dirigibles of War Frederick Arthur Ambrose Talbot
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The envelope contained a single ballonet for regulating the pressure of the gas.
British Airships, Past, Present, and Future George Whale
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If ascent is required, the after-ballonet is inflated, thereby driving the gas to the forward end of the balloon, the buoyancy of which is thus increased.
Aeroplanes and Dirigibles of War Frederick Arthur Ambrose Talbot
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It appears to be rearing up on end, as if the extremity saddled with the ballonet were weighted.
Aeroplanes and Dirigibles of War Frederick Arthur Ambrose Talbot
hernesheir commented on the word ballonet
A balloon-within-a-balloon that can be inflated or deflated to alter the buoyancy or lift of the enclosing balloon envelope.
May 2, 2010
qms commented on the word ballonet
A vice president's duties are met
By speeches that all will forget.
He owns the hashtag
#Auxiliary_gasbag
His mail is addressed to "ballonet".
February 12, 2015