Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

Invar

trademark In·var \ˈin-ˌvär\

Definition of Invar

  1. —used for an alloy of iron and nickel that does not expand much when heated




Seen and Heard

What made you want to look up Invar? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to criticize in a loud and angry way

Get Word of the Day daily email!