air_bladder | ||
1. | [ noun ] (anatomy,zoology) an air-filled sac near the spinal column in many fishes that helps maintain buoyancy | |
Synonyms: | swim_bladder | |
Related terms: | sac | |
air_bladder | ||
1. | [ noun ] (anatomy,zoology) an air-filled sac near the spinal column in many fishes that helps maintain buoyancy | |
Synonyms: | swim_bladder | |
Related terms: | sac | |