insulation

BrE /ɪnˈsəʊleɪʃn/ AmE /ˌɪnsəˈleɪʃən/

noun en → es

1 BUILDING MATERIAL [uncountable] B1

material used to prevent heat or sound from passing through walls, floors, etc.

aislamiento, aislante

  • insulation in the walls/floors/roof

Collocations thermal insulation · sound insulation

  • The house needs better insulation.

    La casa necesita un mejor aislamiento.

2 PROTECTION [uncountable] B2

the act of protecting something from heat, cold, or sound

aislamiento, protección contra el calor o el frío

  • provide insulation against sth

Collocations insulation against noise · insulation against cold

  • The thick curtains provide good insulation against the cold.

    Las cortinas gruesas proporcionan un buen aislamiento contra el frío.