Insulation

/ˌɪnsuːlˈe‍ɪʃən/

/ˌɪnsəˈɫeɪʃən/

Insulation

the materials that are used to cover something in order not to let heat, electricity, or sound to enter or escape through it

synonyms : insulant

the state of being isolated or detached

synonyms : detachment

the act of covering something with a substance that does not let heat, electricity, or sound to enter or escape through

Examples

1. Better insulation means lower heating bills.

2. Oh, the wires need insulation.

3. Insulation works in two ways.

4. It creates insulation.