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swim bladder

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noun
  1. air bladder(def 2).

Origin of swim bladder

First recorded in 1830–40
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for swim bladder

Historical Examples

  • Another instance of Evolution's proofs is the swim-bladder of fishes.

    The Other Side of Evolution

    Alexander Patterson

  • Sometimes, as the need of the theory demands, the swim-bladder is claimed as the relic of a discarded lung.

    The Other Side of Evolution

    Alexander Patterson

  • This is the swim-bladder, a float filled with air which tends to give the fish the same weight as the water it displaces.

  • Beneath the swim-bladder is a large cavity filled with various organs, collectively known as the viscera.

  • The reproductive organs lie below the swim-bladder near the posterior end of the body-cavity.

British Dictionary definitions for swim bladder

swim bladder

noun
  1. ichthyol another name for air bladder (def. 1)
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
swim bladder in Science

swim bladder

[swĭm]
  1. See air bladder.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.