insulation

Noun
  1. The state of being isolated or detached (synset 114438922)
    "the insulation of England was preserved by the English Channel"
  2. Insulating material that reduces or prevents the transmission of heat or sound or electricity (synset 114944995)
  3. The act of protecting something by surrounding it with material that reduces or prevents the transmission of sound or heat or electricity (synset 100828671)

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