electroplate
Meaning
To coat (an object) with a thin layer of metal, especially silver, gold, or chromium, by means of electrolysis.
An object that has been coated with metal in this way.
Structure
Usage
The factory uses a large vat to electroplate steel components with zinc for corrosion resistance.
This ornate candlestick is not solid silver; it is merely electroplate.
They decided to electroplate the copper bracelet with a thin layer of gold.
Etymology
The word 'electroplate' is a modern scientific compound, formed in the 19th century following the invention of the process. It directly combines 'electro-', relating to electricity, with the verb 'plate', meaning to coat with a metal layer. The term's logic is perfectly transparent: it describes the action of using an electrical current (electrolysis) to deposit a metallic coating onto an object. This process replaced older, more labor-intensive methods like hammering or mercury gilding, and the word itself neatly encapsulates its core technological principle.
Analysis
- electro: From New Latin electricus, ultimately from Greek ēlektron (amber, related to electricity). In this compound, it denotes the electrical process involved. - plate: From Old French plate (a thin sheet of metal), from Vulgar Latin plattus (flat). In this compound, it functions as a verb meaning to coat or cover with a layer.