cupronickel

[ kyoo-pruh-nik-uhl, koo- ]

noun

1. any of various alloys of copper containing up to 40 percent nickel.

adjective

1. containing copper and nickel.

cupronickel

/ ˌkjuːprəʊˈnɪkəl /

noun

1. any ductile corrosion-resistant copper alloy containing up to 40 per cent nickel: used in coins, condenser tubes, turbine blades, etc

Word History and Origins

Origin of cupronickel¹

First recorded in 1900–05; cupro- + nickel

Example Sentences

The tracer bullet consisted of a cupronickel shell, the nose of which contained a leaden core to balance the bullet properly.

From Project Gutenberg

On one side of the missile was a hole drilled through the cupronickel into one of the grooves of the serrated plug.

From Project Gutenberg

Our armor-piercing bullet was made with a cupronickel jacket for the sake of the gun barrel.

From Project Gutenberg

As soon as the cupronickel jacket strikes the armor plate it splits and the lead core flattens out and flies into fragments.

From Project Gutenberg