Al*lu"vi*um (#), n.; pl. E. Alluviums, L. Alluvia (#). [L., neut. of alluvius. See Alluvious.] Geol.
Deposits of earth, sand, gravel, and other transported matter, made by rivers, floods, or other causes, upon land not permanently submerged beneath the waters of lakes or seas.
Lyell.
© Webster 1913.