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 (ko͞o′prō-nĭk′əl, kyo͞o′-)
An alloy of copper that contains 10 to 30 percent nickel.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Elements & Compounds) any ductile corrosion-resistant copper alloy containing up to 40 per cent nickel: used in coins, condenser tubes, turbine blades, etc
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈkyu prəˌnɪk əl, ˈku-)

any of various alloys of copper containing up to 40 percent nickel.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.cupronickel - a 60/40 alloy of copper and nickel
copper-base alloy - any alloy whose principal component is copper
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.


nKupfernickel nt, → Kupfer-Nickel-Legierung f
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007
References in periodicals archive ?
7404.0000), Copper bars, Rods and profiles of refined copper - Bars (7407.1010), Rods (7407.1020), Twisted copper bars (7407.1030), Other (7407.1090), Copper-zinc base alloys (brass) (7407.2100), (Cupro nickel) or copper-nickel-zinc (7407.2900), Zinc waste and scrap - Zinc wire (7407.0010), Other brass (7407.0090) used by the Applicant.
The metal composition, shape, dimension and design of the coin are as under: Metal Composition: Cupro Nickel, Copper 75%, Nickel 25%.Diameter: 30 mm and Weight: 9.5 grams.
The new range now includes stainless steel and titanium units capable of heat transfer rates of up to 200 kW and these new products complement Bowman's existing cupro nickel range which is suitable for heat transfer up to 1050 kW.
Minco, Minneapolis, Minn., has a division that specializes in manufacturing flexible heaters, and fabrication processes there use Inconel, cupro nickel, and other metals as the conductive materials.
The gold, silver and cupro nickel coins feature Harry casting a magic spell on one side and the Queen on the other.