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  1. Oxford American Dictionary

    Invar

    • IPA[ˈinˌvär]

    美式

    • n.
      an alloy of iron and nickel with a negligible coefficient of expansion, used in the making of clocks and scientific instruments.

    • noun: Invar

    • 更多解釋

    Invar

    • IPA[ˈɪnvɑː]

    英式

    • n.
      an alloy of iron and nickel with a negligible coefficient of expansion, used in the making of ...

    Oxford Dictionary