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
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. 2012