blister

• Noun

  1. A small bubble between the layers of the skin that contains watery or bloody fluid and is caused by friction and pressure, burning, freezing, chemical irritation, disease, or infection.
  2. A swelling on a plant.
  3. Something applied to the skin to raise a blister; a vesicatory or other applied medicine.
  4. A bubble, as on a painted surface.
  5. An enclosed pocket of air, which may be mixed with water or solvent vapor, trapped between impermeable layers of felt or between the membrane and substrate.
  6. A type of pre-formed packaging made from plastic that contains cavities.
  7. A cause of annoyance.
  8. A form of smelted copper with a blistered surface.

• Verb