The process of coating a surface with a thin layer of silver (or a similar metal), especially so as to form a mirror(noun)
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Use "silvering" in a sentence
"Rated voltage, power rating in watt and/or luminous flux in lumen, type of base and bulb and/or special wishes such as silvering, colour or ornament glass."
"The tinning or "silvering" process is next in order."
"The Rattler dropped anchor in Port Melbourne in January 1852, and it seems most likely that this was the origin of the shipment of glass and silvering material, and not the manufacturer."