alluvial

1 of 2

adjective

al·​lu·​vi·​al ə-ˈlü-vē-əl How to pronounce alluvial (audio)
: relating to, composed of, or found in alluvium
alluvial soil
alluvial diamonds

alluvial

2 of 2

noun

: an alluvial deposit

Examples of alluvial in a Sentence

Recent Examples on the Web
Adjective
On October 27, 1815, Prospect Robbins arrived by boat at the point in the alluvial swamps where the Arkansas and Mississippi rivers meet. Boyce Upholt, Smithsonian Magazine, 11 June 2024 Altitude and limestone soils alone do not produce great wine; the differences within Adrianna, besides variations in vineyard height, lie in the top layer of soil, which is mainly alluvial, caused by an ancient river that ran through here, and eolic, formed by wind. Mike Desimone and Jeff Jenssen, Robb Report, 9 Apr. 2024
Noun
The tribe should also cap all further wells along the alluvial of the LCR on upstream users and require or ensure the water that reaches Navajo meets federal EPA water quality standards, as there are sources of contamination upstream. Arlyssa D. Becenti, The Arizona Republic, 25 May 2024 Key to that fight is destroying and seizing the costly heavy machinery that’s being used in the operations — most blatantly the diggers and dredges employed in riverside, or alluvial, mining. Jim Wyss and Kyra Gurney, miamiherald, 16 Jan. 2018 See all Example Sentences for alluvial 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'alluvial.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

Adjective

1771, in the meaning defined above

Noun

1816, in the meaning defined above

Time Traveler
The first known use of alluvial was in 1771

Dictionary Entries Near alluvial

Cite this Entry

“Alluvial.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/alluvial. Accessed 7 Jul. 2024.

Kids Definition

alluvial

adjective
al·​lu·​vi·​al
ə-ˈlü-vē-əl
: relating to, composed of, or found in alluvium

More from Merriam-Webster on alluvial

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!