elinvar
noun
el·in·var
ˈelə̇nˌvär
plural -s
: an alloy that contains about 50 percent iron, 36 percent nickel, and 12 percent chromium, that has low thermal expansivity and a modulus of elasticity virtually unaffected by changes in temperature, and that is used for springs for watches and other precise instruments
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“Elinvar.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/elinvar. Accessed 29 Nov. 2024.
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