air bladder - Similar and Opposite Words

What is another word for air bladder ?

Here are the synonyms for air bladder , a list of similar words for air bladder from our thesaurus that you can use

Noun

an air-filled sac near the spinal column in many fishes that helps maintain buoyancy

Synonyms

• air bladder
• float
• swim bladder

More generic

• sac

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