| verb | protect from heat, cold, or noise by surrounding with insulating material “We had his bedroom insulated before winter came” |
| verb | place or set apart “They isolated the political prisoners from the other inmates” |
| insulation | noun | a material that reduces or prevents the transmission of heat or sound or electricity |
| insulant | noun | a material that reduces or prevents the transmission of heat or sound or electricity |
| insulator | noun | a material such as glass or porcelain with negligible electrical or thermal conductivity |
| isolable | adjective | capable of being isolated or disjoined |
| isolation | noun | a state of separation between persons or groups |