• synonyms


[kyoo-pruh-nik-uh l, koo-]
See more synonyms for cupronickel on Thesaurus.com
  1. any of various alloys of copper containing up to 40 percent nickel.
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  1. containing copper and nickel.
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Origin of cupronickel

First recorded in 1900–05; cupro- + nickel
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for cupronickel

Historical Examples

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

    America's Munitions 1917-1918

    Benedict Crowell

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

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

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

British Dictionary definitions for cupronickel


  1. any ductile corrosion-resistant copper alloy containing up to 40 per cent nickel: used in coins, condenser tubes, turbine blades, etc
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012