noun (plural -viums or alluvia) Etymology: Medieval Latin, alteration of Latin alluvio Date: circa 1656 clay, silt, sand, gravel, or similar detrital material deposited by running water
ALLUVIUM
Meaning of ALLUVIUM in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012