Plating

Webster's Dictionary of the English Language

·noun A thin coating of metal laid upon another metal.

II. Plating ·p.pr. & ·vb.n. of Plate.

III. Plating ·noun A coating or defensive armor of metal (usually steel) plates.

IV. Plating ·noun The art or process of covering anything with a plate or plates, or with metal, particularly of overlaying a base or dull metal with a thin plate of precious or bright metal, as by mechanical means or by electro-magnetic deposition.