constantan
[ kawn-stuhn-tan ]
noun
an alloy containing approximately 55 percent copper and approximately 45 percent nickel, used for electrical resistance heating and thermocouples.
Origin of constantan
1Words Nearby constantan
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
British Dictionary definitions for constantan
constantan
/ (ˈkɒnstənˌtæn) /
noun
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
Origin of constantan
1C20: formed from constant
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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