from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun An alloy of aluminum that contains copper, manganese, magnesium, iron, and silicon and is resistant to corrosion by acids and seawater.

from the GNU version of the Collaborative International Dictionary of English.

  • proper noun 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.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun an alloy of over 90% aluminium, 4% copper and traces of manganese, magnesium, iron and silicon, widely used in the aircraft industry

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun an aluminum-based alloy


from The American Heritage® Dictionary of the English Language, 4th Edition

[Originally a trademark.]


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  • The framework was made of a new alloy called 'duralumin', nearly as strong in tension as mild steel and not much heavier than aluminium.

    The War in the Air; Vol. 1 The Part played in the Great War by the Royal Air Force Walter Alexander Raleigh 1891

  • different colors and finishes and is made of "duralumin," which certainly sounds rugged.

    Yahoo! News: Business - Opinion 2010

  • The plane†™ s all-metal construction, using the new aluminum allow known as duralumin, provided the strength and structural integrity to lift a remarkable payload of fuel, passengers, and cargo.www.

    Sikorsky S-42 | My[confined]Space 2009

  • The perch poles used in Totem are made of duralumin an alloy used in aeronautics.

    George Heymont: Totem -- An Artistic Triumph for Cirque du Soleil George Heymont 2011

  • Bars of duralumin and steel were fed into the machinery, which formed a hard, metal skeleton identical to the one measured by the Monitor.

    Nemesis Thompson, Paul B. 2000

  • The girl had once broken her right arm, and the calcified break was mirrored in the new duralumin humerus.

    Nemesis Thompson, Paul B. 2000

  • Her relatives imagined her as being composed of equal parts goose down, syrup, and duralumin rebars.

    Codgerspace Foster, Alan Dean, 1946- 1992

  • The ranchers used small flat-bottomed duralumin skiffs in which to collect their day's harvest.

    The Past Through Tomorrow Heinlein, Robert A. 1967

  • The wings had been torn from the fuselage here and had taken fire from the fuel in the tanks; what was left of the aircraft had spread itself all over the field in scraps of torn duralumin sheet.

    The Breaking Wave Shute, Nevil, 1899-1960 1955

  • While Hosein made out the flight plan and went through the formalities in the Control office, Gujar and I helped the old Sheikh up the duralumin ladder into the cabin of the Tramp, and saw his retinue install him comfortably on the divan bed.

    ROUND THE BEND Shute, Nevil, 1899-1960 1951


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  • "The duralumin struts and catwalks rambled on above him for miles."

    Cryptonomicon by Neal Stephenson, p 23 of the Avon Books paperback edition

    January 21, 2013