Phrases starting with the letter: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Previous word: invaluable
Next word: invariable
Definition of: Invar
(in·vär′) noun
An alloy of nickel and steel, containing 36 percent of nickel, employed in the manufacture of instruments of precision and of standard measures, because it is practically free from expansion or contraction by heat or cold: a trade name. [<INVAR(IABLE)]
Comment about this word, ask questions, or add new information about this topic: