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词汇 platinite
释义

Definition of platinite in English:

platinite

noun ˈplat(ə)nʌɪtˈplatɪnʌɪt
  • Metallurgy. Also with capital initial. An alloy of iron and nickel which has the same coefficient of expansion as platinum, used to make metal-to-glass contacts in light bulbs.

Origin

Mid 19th century (in an earlier sense). From platinum + -ite. With sense 1, compare -ite, and compare also earlier platinate.

Definition of platinite in US English:

platinite

noun
  • Metallurgy. Also with capital initial. An alloy of iron and nickel which has the same coefficient of expansion as platinum, used to make metal-to-glass contacts in light bulbs.

Origin

Mid 19th century (in an earlier sense). From platinum + -ite. With sense 1, compare -ite, and compare also earlier platinate.

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