# alluvium

> English word · Noun · frequency rank #78,349

## Definitions
1. soil, clay, silt or gravel deposited by flowing water, as it slows, in a river bed, delta, estuary or flood plain

## Etymology
From Medieval Latin alluvium (“matter deposited by flowing water”), neuter of alluvius (“deposited by a river”), from Latin alluviō (“washing upon, overflowing”).

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/alluvium