Al*lu"vi*al (&?;), a. [Cf. F. alluvial. See Alluvion.]
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.
© Webster 1913
Al*lu"vi*al (?), n.
Alluvial soil; specif., in Australia, gold-bearing alluvial soil.
© Webster 1913