al·lu·vi·al
ə-ˈlü-vē-əl 
: relating to, composed of, or found in alluvium
alluvial soil
alluvial diamonds
: an alluvial deposit
Examples of alluvial in a Sentence
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Joseph V Micallef, Forbes.com, 17 July 2025
Napa Valley's soils are famously diverse, born from a collision of tectonic uplift, volcanic activity, and alluvial wash.
—Jessica Dupuy, Forbes.com, 21 May 2025
Arlyssa D. Becenti, The Arizona Republic, 25 May 2024
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Adjective
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
Napa Valley's soils are famously diverse, born from a collision of tectonic uplift, volcanic activity, and alluvial wash.
—Jessica Dupuy, Forbes.com, 21 May 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
Cite this Entry
“Alluvial.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/alluvial. Accessed 31 Jul. 2025.
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