bladder

  1. Noun.  (zoology) A flexible sac that can expand and contract and that holds liquids or gases.
  2. Noun.  (anatomy) Specifically, the urinary bladder.
  3. Noun.  (botany) A hollow, inflatable organ of a plant.
  4. Noun.  The inflatable bag inside various balls used in sports, such as footballs and rugby balls.
  5. Noun.  A sealed, plastic bag that contains wine and is usually packaged in a cask.

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This entry was last updated on RefTopia from its source on 3/20/2012.