'Duralumin' definitions:

Definition of 'Duralumin'

(from WordNet)
noun
An aluminum-based alloy

Definition of 'Duralumin'

From: GCIDE
  • Duralumin \Duralumin\ prop. n. [a trademark.] an aluminum-based alloy which is both light and strong, containing 4 per cent of copper and 0.5 per cent of magnesium and smaller amounts of iron, manganese, and silicon. It hardens with aging at room temperature. [WordNet 1.5 +PJC]