[1] : The Collaborative International Dictionary of English v.0.48

air bladder \air" blad`der\
   1. anat. an air sac, sometimes double or variously lobed,
      in the visceral cavity of many fishes. it originates in
      the same way as the lungs of air-breathing vertebrates,
      and in the adult may retain a tubular connection with the
      pharynx or esophagus.
      1913 webster

   2. a sac or bladder full of air in an animal or plant; also
      an air hole in a casting.
      1913 webster

[2] : WordNet (r) 2.0

air bladder
     n : an air-filled sac near the spinal column in many fishes that
         helps maintain buoyancy syn: swim bladder
see also:
swim bladder 

Air Bladder >> A Words
Air Bladder, definition of term: Air Bladder
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Air >> A Words
Air, definition of term: Air
air_pag1.html

Air Pocket >> A Words
Air Pocket, definition of term: Air Pocket
air+pocket_pag1.html

Air Plant >> A Words
Air Plant, definition of term: Air Plant
air+plant_pag1.html

Air Out >> A Words
Air Out, definition of term: Air Out
air+out_pag1.html

Air Pollution >> A Words
Air Pollution, definition of term: Air Pollution
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Air Pressure >> A Words
Air Pressure, definition of term: Air Pressure
air+pressure_pag1.html

Air Travel >> A Words
Air Travel, definition of term: Air Travel
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Air Raid >> A Words
Air Raid, definition of term: Air Raid
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Air Pump >> A Words
Air Pump, definition of term: Air Pump
air+pump_pag1.html

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