| / English Dictionary |
SWIM BLADDER
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
Meaning:
An air-filled sac near the spinal column in many fishes that helps maintain buoyancy
Synonyms:
air bladder; float; swim bladder
Classified under:
Hypernyms ("swim bladder" is a kind of...):
sac (a structure resembling a bag in an animal)
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