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Noun: insulation  ,in-su'ley-shun [N. Amer], ,in-syû'ley-shun [Brit]
  1. The state of being isolated or detached
    "the insulation of England was preserved by the English Channel";
    - insularity, insularism, detachment
     
  2. A material that reduces or prevents the transmission of heat or sound or electricity
    - insulating material, insulant
     
  3. The act of protecting something by surrounding it with material that reduces or prevents the transmission of sound or heat or electricity

Derived forms: insulations

Type of: building material, isolation, protection

Encyclopedia: Insulation