Definition of aluminium in English:


(US aluminum)


mass noun
  • The chemical element of atomic number 13, a light silvery-grey metal.

    • ‘You could make the analogy that it has the weight of aluminum with the strength of steel.’
    • ‘All you see is a big slab of aluminum running across the dashboard.’
    • ‘Modern formal gardens use water in geometric pools and metals like steel and aluminium in structures.’
    • ‘Officials said materials made of plastic, aluminum, glass and metals will have to be recycled.’
    • ‘Metallic elements offer a plethora of textures from silky smooth silver to brushed aluminium.’
    • ‘He also put a frame around the lamp to keep it cool and made the fixture of aluminum rather than steel.’
    • ‘Small amounts of other metals are added to aluminum to make harder alloys for most uses.’
    • ‘Mix aluminium, lead, copper and steel components incorrectly and you will get rapid rusting.’
    • ‘The major incentive for employing aluminum is its weight saving compared to steel.’
    • ‘The case is steel, not aluminium, but weight is not an issue with a case of this small size.’
    • ‘Aluminum dust captured from the air is recycled and used to produce new aluminum.’
    • ‘He got the formula right, but had not looked up the melting point of aluminum.’
    • ‘Strollers made from steel and aluminum are very durable and will last you a lot longer.’
    • ‘Those containing magnesium or aluminium generally work by neutralising the stomach acid.’
    • ‘One myth is that aluminum is not sufficiently strong to serve as a structural metal.’
    • ‘The use of aluminium and steel in car production is thought of as something new.’
    • ‘The interior also gets the silver treatment, with polished aluminum all over.’
    • ‘The ease with which aluminum may be fabricated into any form is one of its most important assets.’
    • ‘In the short term, it may be late to take advantage of the move in copper, aluminum and oil.’
    • ‘The other way is to coat the steel surface with a metal compatible with aluminum.’


Early 19th century: from alumina + -ium.