colluvium

noun

Definition of colluviumnext
as in alluvium

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Example Sentences

Recent Examples of Synonyms for colluvium
  1. alluvium
  2. sediment
  3. silt
  4. loess
  5. marl
  6. detritus
Noun
  • What used to be open water was heading towards alluvium, and oblivion.
    — Rob Crossan, Condé Nast Traveler, 24 Mar. 2026
  • At some point, alluvium buried the entire tusk, possibly from major storm flooding.
    — Andrew Paul, Popular Science, 14 Aug. 2024
Definition of alluvium
Noun
  • Permafrost on the mountains, the continuously frozen soil and sediment, is now changing, said Byers.
    — Ava Berger, NPR, 28 Aug. 2026
  • Ice also holds mountains together, in the form of permafrost, a mix of soil, rock, sediment and ice.
    — Laura Paddison, CNN Money, 28 Aug. 2026
Definition of sediment
Noun
  • This torrent was made up not just of water but was also loaded with silt, sand, gravel and giant boulders, which all moved together as a single fluid.
    — Sophie Tanno, CNN Money, 28 Aug. 2026
  • Microscopic particles of silt and clay can then settle on the soil surface.
    — Anthony Reardon, Kansas City Star, 19 Aug. 2026
Definition of silt
Noun
  • The base played a critical role in national defense, housing a command bunker, planted deep into the regional loess, that was designed to withstand a nuclear blast.
    — Literary Hub, Literary Hub, 10 July 2026
  • The Rhône's predominantly granite soils versus Walla Walla's basalt bedrock, riverbed cobbles, and windblown loess.
    — Paul Caputo, Forbes.com, 30 June 2026
Definition of loess
Noun
  • Freshman Ben Smith became the first NCAA outdoor champion for Oregon in the shot put since Dean Crouser (1982) with a marl of 69-0 1/2.
    — ABC News, ABC News, 11 June 2026
  • Its striking blue-green hues and clarity—allowing visibility of 20 to 30 feet—are due to minimal organic runoff and calcium-rich marl sediment from its glacial origins.
    — Taryn White, Travel + Leisure, 21 May 2026
Definition of marl
Noun
  • The past is not so much foreign as free, free to anyone who is willing to do the work, to enter the past with a spirit of curiosity and a willingness to conjure a living world out of the detritus that history leaves behind.
    — Literary Hub, Literary Hub, 27 Aug. 2026
  • Still, even with Ellison’s $111 billion WBD takeover plan under threat from a state attorneys general antitrust suit, $4 million and change is sofa detritus to the son of Larry Ellison.
    — Dominic Patten, Deadline, 21 Aug. 2026
Definition of detritus
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

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colluvia
colluvium
colly
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Cite this Entry

“Colluvium.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/colluvium. Accessed 1 Sep. 2026.

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More from Merriam-Webster on colluvium

Britannica.com: Encyclopedia article about colluvium

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