IPA: /əˈluːviən/
KK: /əˈluːviən/
A noun that refers to the process of land being increased by the deposition of soil or sediment, often due to the action of water, or the area of land that is formed in this way.
The alluvion created new land along the riverbank after the flood.
Alluvion is derived from the Latin "alluvius" (meaning a wash or flood) and the suffix "-ion" (indicating an action or condition). The term refers to the process of being washed away or the sediment deposited by a flood.
Think of the Latin word for a wash or flood ('alluvius') to remember that 'alluvion' refers to the sediment or material that is washed away by water.