sheathing
1. [ noun ] protective covering consisting, for example, of 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
Synonyms: overlayer overlay
Related terms: protective_covering overlay
Similar spelling:   sheeting
  shading
  shadowing
  shadiness
  swathing
  shutting
  shouting
  shooting
  shitting
  shedding