Copper wiring refers to electrical wires that are made from copper, a metallic material. It is commonly used to carry electricity in many buildings and appliances due to its good conductivity and durability. Full definition
Their prototype uses a printed circuit board, a commodity electronic device that consists of a plastic board with copper wiring deposited on top of it. (sciencedaily.com)
Every day he likes to sleep on a pile of copper wire. (wagwalking.com)
The included cord offers an oxygen - free copper wire for superior sound transmission, and the overall design is rugged and durable. (geekwrapped.com)