Definitions for "Cupro-nickel"
Keywords:  nickel, alloy, copper, coinage, dimes
Also known as Copper-Nickel - a metal alloy of copper and nickel - usually 75% copper and 25% nickel. The alloy is used widely throughout the world for coinage because of its long-wearing properties and low cost of production.
(n.) An silver-colored alloy of copper and nickel used to make bullet jackets. U.S. Ball, .30, M1906, and British .303 Small Arms Ammunition Ball MK. VII, for example, were made with cupro-nickel jackets.
A mixture of Copper and nickel used to make many current coins including all the silver coloured current British coins (5p, 10p, 20p, 50p). First used in Great Britain after the use of silver was completely stopped in 1947.