diatomaceous earth


Definition of diatomaceous earth

: a light friable siliceous material derived chiefly from diatom remains and used especially as a filter

Examples of diatomaceous earth in a Sentence

Recent Examples on the Web There is a huge chunk of diatomaceous earth in one corner — the limestone-like soils prevalent in the Sta. Matt Kettmann, SFChronicle.com, "Why Brewer-Clifton is one of Santa Barbara County’s hottest wines," 23 June 2020 In fact, diatomaceous earth's odor- and moisture-absorbing properties come from its naturally high silica content. Brie Dyas, Country Living, "How to Get Rid of Paint Smell," 12 June 2020 Adding to that education is a library worth of wine-growing and winemaking books as well as soil samples from around the county, showing visitors what diatomaceous earth, marine sand, clay and limestone look like. Matt Kettmann, SFChronicle.com, "Kunin: Never drink the same wine twice," 22 June 2020 There are three types of filters commonly used: sand, cartridge and diatomaceous earth (DE). Joseph Truini, Popular Mechanics, "6 Things To Know Before Installing an Inground Pool," 14 June 2020 Longoria moved all operations and his tasting room to the heart of Lompoc in 2014, buying a property that once served as the employee club for the nearby diatomaceous earth mine. Matt Kettmann, SFChronicle.com, "Longoria exclusively focuses on Pinot Noir and Chardonnay," 22 June 2020 This is my favorite mix, but other amendments that can be used include Magic Sand, granite sand, greensand and natural diatomaceous earth. Howard Garrett, Dallas News, "Stuck at home? Now’s the perfect time to create a garden," 25 Mar. 2020 Dust nest boxes with diatomaceous earth to keep flies and mites under control, then give them a nice fluffy layer of wood shavings or straw. Heather Arndt Anderson, Sunset Magazine, "Clear Decks, Fresh Mulch, Can’t Lose: Our Garden Spring Cleaning Guide," 10 Mar. 2020 Protect Deter snails and slugs with food-grade diatomaceous earth. Thad Orr, Sunset Magazine, "Your Essential Winter Gardening To-Do List," 10 Feb. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'diatomaceous earth.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of diatomaceous earth

1883, in the meaning defined above

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The first known use of diatomaceous earth was in 1883

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Cite this Entry

“Diatomaceous earth.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/diatomaceous%20earth. Accessed 21 Jan. 2021.

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More Definitions for diatomaceous earth

diatomaceous earth


Medical Definition of diatomaceous earth

More from Merriam-Webster on diatomaceous earth

Britannica.com: Encyclopedia article about diatomaceous earth

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