alluvium

IPA: æɫˈuviʌm

soil, clay, silt or gravel deposited by flowing water, as it slows, in a river bed, delta, estuary or flood plain

Examples of "alluvium" in Sentences

The fertile soil of the floodplain was made up of rich alluvium deposited by the river over centuries
The construction of the dam led to the buildup of excess alluvium on the riverbed, causing flooding downstream
Archaeologists uncovered ancient artifacts buried in layers of alluvium along the riverbank
The farmers in the valley relied on the alluvium brought by the annual floods to nourish their crops
The mining company was fined for polluting the river with harmful chemicals that contaminated the alluvium