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Synonyms for swim bladder

Most common

float air bladder gas bladder

All synonyms

Noun

1. Air bladder

air bladder, float

Definitions

  1. n. 1

    A gas-filled sac within the bodies of most fish that variously acts as a float, lung, sound-producing organ or an aid to hearing.

Related words

Other spellings
swim-bladder swimbladder

Example sentences

  • float It's possible for a ball of lead to float on water.

By length

5 letters
float1