covering
n. countablen. a layer of something that sits on top of another thing to protect or hide it.
n. a layer of material that spreads over or wraps around a surface, typically for protection, insulation, or concealment.
A thick covering of snow hides the garden path.
The workers applied a waterproof covering to the roof to prevent leaks during the rainy season.
The ancient manuscript was preserved beneath a protective covering of treated leather, which shielded the delicate vellum from humidity and light damage.
Present participle or participial adjective from cover (verb) + -ing; or, from Middle English coverynge, participle form of coveren, keveren (“to cover”).
From Middle English coverynge, -inge, keverynge, -inge [verbal noun of coveren, keveren (“to cover”)]; or, verbal noun from cover (verb) + -ing.
Often followed by the preposition 'of' to specify the material being used.