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constantan

[ kawn-stuhn-tan ]

noun

  1. an alloy containing approximately 55 percent copper and approximately 45 percent nickel, used for electrical resistance heating and thermocouples.


constantan

/ ˈkɒnstənˌtæn /

noun

  1. an alloy of copper (60 per cent) and nickel (40 per cent). It has a high resistivity that does not vary significantly with temperature and is used in resistors and, with copper, in thermocouples
“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


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Word History and Origins

Origin of constantan1

First recorded in 1900–05; constant + -an
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Word History and Origins

Origin of constantan1

C20: formed from constant

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ConstanţaConstant de Rebecque