insulation
(noun)
noun
1. the state of being isolated or detached
- the insulation of England was preserved by the English Channel
Similar word(s): detachment, insularism, insularity
Definition categories: state, isolation
2. insulating material that reduces or prevents the transmission of heat or sound or electricity
Similar word(s): insulant
Definition categories: substance
3. the act of protecting something by surrounding it with material that reduces or prevents the transmission of sound or heat or electricity
Definition categories: act, protection