- Relating to or derived from alluvium: rich alluvial soilsMore example sentences
- Above these sedimentary rocks is a sequence of interbedded alluvial floodplain deposits and palaeosols.
- A tube containing 6 grams of alluvial gold from the Cernavaia River also has a bicolor character.
- Silicate minerals constitute most alluvial sediment on Earth.
More definitions of alluvialDefinition of alluvial in:
- The US English dictionary