What does electroplate mean?
To electroplate is to coat a metal object with a thin layer of another metal — typically silver, gold, nickel, or chromium — by means of electrolysis. The process involves immersing the object in a solution containing ions of the coating metal and passing an electric current through it, causing the metal to deposit evenly onto the surface. Developed during the 19th century following advances in electrical science, electroplating transformed manufacturing: it allowed inexpensive base metals such as brass, copper, and steel to be finished with the appearance and some of the properties of far costlier materials. The word also functions as a noun, describing objects produced this way, particularly antique tableware known simply as 'electroplate'. Today the term appears chiefly in industrial, decorative-arts, and restoration contexts, where it carries connotations of craftsmanship, durability, and affordable elegance rather than deception.
To coat a metal object with a thin layer of another metal by means of electrolysis.
"They electroplate the copper fittings with chrome to give them a bright, durable finish."
An object made of a base metal coated with a more valuable metal by electrolysis; also, the process or technique itself.
"The auction catalogue listed the serving spoons simply as Victorian electroplate."
As a countable noun, the plural 'electroplates' refers collectively to individual plated objects.
"Among the estate's effects were several electroplates bearing the maker's mark."
The gleaming 'silverware' on your table might not be silver at all — it could be a humble base metal wearing an ultra-thin electroplated disguise just micrometres thick.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of electroplate
The word combines 'electro-', from Greek 'ēlektron' meaning amber (the substance in which electricity was first observed), with 'plate', from Old French 'plat', meaning flat or a thin sheet of metal. It arose in the mid-19th century, shortly after the discovery of electrolysis made electrodeposition practical, and quickly became established in both technical and commercial vocabulary. Its components connect it to a wide family of words including 'electric', 'electrode', and 'electrolysis', all sharing the same Greek root.
Related word forms
How electroplate is actually used
Most often encountered as a transitive verb in industrial, jewellery-making, and antiques contexts. The noun form commonly appears in discussions of antique silverware, where 'electroplate' denotes items made of plated rather than solid precious metal. The spelling 'electro-plate' is an older variant now largely superseded.
Easily confused with electroplate
'Electrolyte' is an ion-conducting substance used in batteries and the body, whereas 'electroplate' is the verb or noun for coating metal via electrolysis.