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swim bladder
noun as in air bladder
Weak matches
Example Sentences
Fish maw, sometimes referred to as the swim bladder, is an organ that helps a fish control its buoyancy.
The needless lung becomes a closed sac filled with air, and commonly known as the swim bladder.
Sometimes, as the need of the theory demands, the swim-bladder is claimed as the relic of a discarded lung.
Thus the swim-bladder of the fish became, it is supposed, the lung of the terrestrial animal.
But in reality it has no gills and no swim-bladder; it lays no eggs; it does not own one truly fish-like organ.
It corresponds with the swim bladder of most modern fishes, and appears to have had a common origin with it.
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From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.
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