WordWeb Online

1. The state of being isolated or detached
   "the insulation of England was preserved by the English Channel";
   - insularity, insularism, detachment
    
2. Insulating material that reduces or prevents the transmission of heat or sound or electricity
   - 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