Cork (noun)

  1. The outer bark of the cork oak, used for stopping bottles, sealing jars, and making floats and insoles.
  2. A small piece of cork used as a float for fishing or as a marker on a map.
  3. The stopper of a bottle or other container, typically made of cork.


Middle english: from old french corque, from medieval latin corca, perhaps of celtic origin.


  1. He opened the bottle by removing the cork.
  2. She used a cork to seal the jar.
  3. A cork was used to make the fishing float.
  4. He used a cork to mark his location on the map.
  5. The cork was used as an insulation material.
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