overlayer

• Substance ou couche que l'on applique par-dessus une autre afin de la protéger ou d'en améliorer les propriétés, ou résultat de cette action. Peut aussi désigner un revêtement de protection ajouté sur une structure existante.

A noun referring to a protective covering, such as a layer of boards applied to the studs and joists of a building to strengthen it and serve as a foundation for a weatherproof exterior.

1. Protective coveringC1formaltechnical

   A layer of material, such as boards, applied over a surface to strengthen it and provide a foundation for a weatherproof exterior.

   Revêtement protecteur

   • The builders installed an overlayer of plywood before adding the siding.
   • An overlayer of boards was used to reinforce the roof structure.
   • The overlayer protects the building from moisture and wind damage.

   Synonymessheathing