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• duralumin
  duralumin

  noun

  an alloy of aluminum that is 4 percent copper and contains small amounts of magnesium, manganese, iron, and silicon: used for applications requiring lightness and strength, as in airplane construction.
• Duralumin
  Duralumin

  noun

  a light strong aluminium alloy containing 3.5–4.5 per cent of copper with small quantities of silicon, magnesium, and manganese; used in aircraft manufacture

duralumin

American  

[doo-ral-yuh-min, dyoo-] / dʊˈræl yə mɪn, dyʊ- /

noun

1. an alloy of aluminum that is 4 percent copper and contains small amounts of magnesium, manganese, iron, and silicon: used for applications requiring lightness and strength, as in airplane construction.

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Duralumin British  

/ djʊˈræljʊmɪn /

noun

1. a light strong aluminium alloy containing 3.5–4.5 per cent of copper with small quantities of silicon, magnesium, and manganese; used in aircraft manufacture

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Etymology

Origin of duralumin

1905–10; < Latin dūr ( us ) hard + alumin(um)