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View synonyms for air bladder

air bladder

[ air blad-er ]

noun

  1. a vesicle or sac containing air.
  2. Also called gas bladder, Ichthyology. a gas-filled sac located against the roof of the body cavity of most bony fishes, originally functioning only as a lung, now serving in many higher fishes to regulate hydrostatic pressure.


air bladder

noun

  1. Also calledswim bladder ichthyol an air-filled sac, lying above the alimentary canal in bony fishes, that regulates buoyancy at different depths by a variation in the pressure of the air
  2. any air-filled sac, such as one of the bladders of seaweeds
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

air bladder

  1. An air-filled sac in many fish that helps maintain buoyancy or, in some species, helps in respiration, sound production, or hearing.
  2. Also called swim bladder
  3. See float
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Word History and Origins

Origin of air bladder1

First recorded in 1725–35
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Example Sentences

The stipe, or stem, attaches to the holdfast and supports the blades, which typically float in the water, thanks to air bladders.

Over the years, engineers updated the basic design with more robust face masks and newer internal padding such as air bladders and gel padding.

Among the rescue crew were members of the Wenatchee Valley Fire Department, who were tapped to use air bladders to lift the boulder.

They’re a long, thin fish that can breathe air through an air bladder like a lung and can live up to four days out of water if they’re kept moist, experts said.

Front seats equipped with seven adjustable air bladders that provide a stretching function are among the available luxury options.

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