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| alluvium [ ə lvi əm ] (plural alluviums or alluvia [ ə lvi ə ]) |
noun |
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| Definition: |
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soil deposited by water: sediment deposited by flowing water, especially soil formed in river valleys and deltas from material washed down by the river
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| [Mid-17th century. < Latin, form of alluvius 'washed against' < lavare 'to wash'] |
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