| English Dictionary |
SWIM BLADDER
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| IPA (US): |  |
Dictionary entry overview: What does swim bladder mean?
• SWIM BLADDER (noun)
The noun SWIM BLADDER has 1 sense:
1. an air-filled sac near the spinal column in many fishes that helps maintain buoyancy
Familiarity information: SWIM BLADDER used as a noun is very rare.
Dictionary entry details
Sense 1
Meaning:
An air-filled sac near the spinal column in many fishes that helps maintain buoyancy
Classified under:
Nouns denoting animals
Synonyms:
air bladder; float; swim bladder
Hypernyms ("swim bladder" is a kind of...):
sac (a structure resembling a bag in an animal)
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