D defs.my
Entry 3 senses Webster, 1913

Plating

/plāt'-ĭng/ · Plat·ing · IPA /ˈpleɪtɪŋ/
01 n. 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 …
  1. 1.
    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.
  2. 2.
    A thin coating of metal laid upon another metal.
  3. 3.
    A coating or defensive armor of metal (usually steel) plates.