Definition of dune in US English:



  • A mound or ridge of sand or other loose sediment formed by the wind, especially on the sea coast or in a desert.

    ‘a sand dune’
    • ‘No 3 on the list is the Viking burial boat discovered sticking out of a sand dune on the island of Sanday in 1991.’
    • ‘It has 8,000 kilometres of shores going from sand dunes to volcanic headlands.’
    • ‘Nothing but vast sand dunes and arid desert far as the eye could see in all directions.’
    • ‘Eventually, he reached a beach and dragged himself through sand dunes until he reached a disused campsite.’
    • ‘There were also sand dunes and shingle banks that were later used for building roads in the new town.’
    • ‘We had both gotten up early and drove to Jockey's Ridge state park, the largest sand dune on the East Coast.’
    • ‘For day after day south of Marzuk we saw nothing but stony wastes and sand dunes with never a blade of grass or bush to relieve the aridity.’
    • ‘From the higher seats, visitors can glimpse stunning views of sand dunes and sparkling sea.’
    • ‘It is generally agreed that the linear dunes in the Namib Sand Sea have extended from south to north.’
    • ‘Because the fish will be waiting in ambush behind the top of the sand dune watching for baitfish or whatever to be washed into their field of view.’
    • ‘I recognise that there is a fair bit of information to be absorbed there, but it is quite a lot like wading through sand dunes.’
    • ‘After a journey of many hours across sand dunes and pock-marked roads, we arrived in the village of Bananey.’
    • ‘On this part of the coast the dunes of the Namib Desert come right down to the sea.’
    • ‘The helicopter was returning from a successful rescue mission off Helvick Head when it hit a sand dune in thick fog.’
    • ‘It grows on upper shores or in wet hollows in sand dunes, on the West coasts of Wales and southern England.’
    • ‘The action of the play takes place in a remote ramshackle beach house built on sand dunes.’
    • ‘The group will face eight days of walking across rocky plateaus, sand dunes and salt pans.’
    • ‘The terrain he covers will vary from sand dunes to dried up riverbeds to tarmac roads - but it will always be tough.’
    • ‘A herd of camels strolls past as we pull up at a sand dune for the second night of desert camping.’
    • ‘It does have sand and sand dunes, but primarily that red, raw earth that we see so often in paintings.’
    bank, mound, hillock, hummock, rise, knoll, ridge, heap, drift, accumulation
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Late 18th century: from French, from Middle Dutch dūne; related to Old English dūn ‘hill’ (see down).