INVAR


Meaning of INVAR in English

ˈinˌvär noun

( -s )

Etymology: from Invar, a trademark

: an iron-nickel alloy containing about 36 percent nickel and having a coefficient of linear expansion of approximately 0.000001 inch per inch per degree centigrade at ordinary temperatures

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.