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air bladder

   Also found in: Encyclopedia, Wikipedia, Hutchinson 0.03 sec.
air bladder
n.
1. An air-filled structure in many fishes that functions to maintain buoyancy or, in some species, to aid in respiration. Also called swim bladder.
2. See float.

air bladder
n
1. (Life Sciences & Allied Applications / Zoology) 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 Also called swim bladder
2. (Life Sciences & Allied Applications / Botany) any air-filled sac, such as one of the bladders of seaweeds

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. Also called swim bladder.
2. See float.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.air bladderair bladder - an air-filled sac near the spinal column in many fishes that helps maintain buoyancy
sac - a structure resembling a bag in an animal


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By using this unique air bladder to adjust their buoyancy, or ability to float, rattails can root around the seafloor in search of food.
Their Inflata-belt design incorporates a unique air bladder and strap combination to provide adequate buoyancy in a very comfortable package that is smaller and lighter than most comparable belt-pack devices.
The air bladders flex to allow the user to work through their neurological tone to reach muscle inhibition, putting the user in control of the gradual increase toward extension.
 
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