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Definition of: alluvion
(ə·l
′vē·ən) noun
1. A flood deposit of earth; alluvium.
2. Inundation; flood.
3. The wash or flow of waves against the shore or banks.
4. Law The gradual increase of land by the action of flowing water.
5. Geol. A downpour of volcanic cinder mud. [<F <L alluvio, -onis a washing against, a flooding <alluere <ad- to + luere wash]
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