English

Definition of alluvium noun from the Oxford Advanced Learner's Dictionary

 

alluvium

 noun
noun
BrE BrE//əˈluːviəm//
 
; NAmE NAmE//əˈluːviəm//
 
[uncountable] (geology)
 
jump to other results
sand and earth that is left by rivers or floods Word Origin mid 17th cent.: Latin, neuter of alluvius ‘washed against’, from ad- ‘towards’ + luere ‘to wash’.
See the Oxford Advanced American Dictionary entry: alluvium