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Definition of Alluvial
1. Adjective. Of or relating to alluvium.
Definition of Alluvial
1. a. Pertaining to, contained in, or composed of, alluvium; relating to the deposits made by flowing water; washed away from one place and deposited in another; as, alluvial soil, mud, accumulations, deposits.
2. n. Alluvial soil; specif., in Australia, gold-bearing alluvial soil.
Definition of Alluvial
1. Adjective. Pertaining to the soil deposited by a stream. ¹
2. Noun. A deposition of sediment over a long period of time by a river; an alluvial layer. ¹
¹ Source: wiktionary.com
Definition of Alluvial
1. soil composed of alluvium [n -S]
Medical Definition of Alluvial
1. Relating to something in streams and rivers or created/deposited by stream action. Describes materials deposited by running water. (09 Oct 1997)