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
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Adjective
Its vast alluvial stretches lent themselves not just to wheat farming but to the rigid and hierarchical rule required for effective land management. Robert Zaretsky, Foreign Affairs, 10 Feb. 2011 Rooted in the rich alluvial plains of Haryana near the Himalayan foothills, Indri stands at the crossroads of ancient Indian agricultural heritage and modern whisky craft. Joseph V Micallef, Forbes.com, 17 July 2025
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 See All Example Sentences for alluvial

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

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Cite this Entry

“Alluvial.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/alluvial. Accessed 22 Aug. 2025.

Kids Definition

alluvial

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

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