Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun alluvion

3 senses of alluvion

Sense 1
alluvion -- (gradual formation of new land, by recession of the sea or deposit of sediment)
       => geological process, geologic process -- ((geology) a natural process whereby geological features are modified)

Sense 2
flood, inundation, deluge, alluvion -- (the rising of a body of water and its overflowing onto normally dry land; "plains fertilized by annual inundations")
       => geological phenomenon -- (a natural phenomenon involving the structure or composition of the earth)

Sense 3
alluvial sediment, alluvial deposit, alluvium, alluvion -- (clay or silt or gravel carried by rushing streams and deposited where the stream slows down)
       => sediment, deposit -- (matter that has been deposited by some natural process)