Definition of alluvial in English:

alluvial

adjective

  • Relating to or derived from alluvium.

    ‘rich alluvial soils’
    • ‘These pioneer prospectors practiced surface mining, obtaining gold from the alluvial deposits called placers.’
    • ‘Above these sedimentary rocks is a sequence of interbedded alluvial floodplain deposits and palaeosols.’
    • ‘Silicate minerals constitute most alluvial sediment on Earth.’
    • ‘The fertile soil is fine-textured, alluvial, loamy and free from boulders.’
    • ‘A tube containing 6 grams of alluvial gold from the Cernavaia River also has a bicolor character.’

Pronunciation:

alluvial

/əˈl(j)uːvɪəl/