alluvion
alluvion · alluvions
The increase in the area of land due to the deposition of sediment by a riverThe increase in the area of land due to the deposition of sediment (alluvium) by a river.
Meaning
1 senses(countable, uncountable)The increase in the area of land due to the deposition of sediment (alluvium) by a river.
More definitions
- gradual formation of new land, by recession of the sea or deposit of sediment
- clay or silt or gravel carried by rushing streams and deposited where the stream slows down
- the rising of a body of water and its overflowing onto normally dry land
Origin
Borrowed from Latin alluviō.Borrowed from Latin alluviō.
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Forms
plural: alluvionsSynonyms
6 synonymsClose in meaning
- clay or silt or gravel carried by rushing streams and deposited where the stream slows down:alluvial sedimentalluvial depositalluvium
- the rising of a body of water and its overflowing onto normally dry land:floodinundationdeluge
Word family
2 related wordsLessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable