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1. Dictionary

   clay

   /kleɪ/

   noun

   • 1. a stiff, sticky fine-grained earth that can be moulded when wet, and is dried and baked to make bricks, pottery, and ceramics: "the soil is mainly clay"
   • ▪ sediment with particles smaller than silt, typically less than 0.002 mm. technical
   • ▪ a hardened clay surface for a tennis court: "she won more matches on clay than any other player"
   • ▪ the substance of the human body: literary "this lifeless clay"
   • 2. a European moth with yellowish-brown wings.

   Word Origin Old Englishclǣg, of West Germanic origin; related to Dutch klei, also to cleave2 and climb.

   Derivatives

   • 1. clayish adjective
   • 2. claylike adjective

   Scrabble Points: 9

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2. • Fine-grained natural soil material

     • Clay is a type of fine-grained natural soil material containing clay minerals [ 1 ] (hydrous aluminium phyllosilicates, e.g. kaolinite, Al 2 Si 2 O 5 (OH) 4).
     en.wikipedia.org/wiki/Clay

     Clay - Wikipedia

3. People also ask

   Where does clay come from?

   • Clay is a soft, loose, earthy material containing particles with a grain size of less than 4 micrometres (μm). It forms as a result of the weathering and erosion of rocks containing the mineral group feldspar (known as the ‘mother of clay’) over vast spans of time.

   What is clay? - Science Learning Hub

   www.sciencelearn.org.nz/resources/1771-what-is-clay

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   What are the characteristics of clay?

   • These are all characterized by the presence of one or more clay minerals, together with varying amounts of organic and detrital materials, among which quartz is predominant. Clay materials are plastic when wet, and coherent when dry. Most clays are the result of weathering.

   Clay | Definition, Formation, Properties, Uses, & Facts

   www.britannica.com/science/clay-geology

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   What does clay mean?

   • : an earthy material that is sticky and easily molded when wet and hard when baked : a plastic substance used like clay for modeling Nglish: Translation of clay for Spanish Speakers Britannica English: Translation of clay for Arabic Speakers Britannica.com: Encyclopedia article about clay Love words? Need even more definitions?

   Clay Definition & Meaning - Merriam-Webster

   www.merriam-webster.com/dictionary/clay

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   Is clay a rock or a soil?

   • clay, soil particles the diameters of which are less than 0.005 millimetre; also a rock that is composed essentially of clay particles. Rock in this sense includes soils, ceramic clays, clay shales, mudstones, glacial clays (including great volumes of detrital and transported clays), and deep-sea clays (red clay, blue clay, and blue mud).

   Clay | Definition, Formation, Properties, Uses, & Facts

   www.britannica.com/science/clay-geology

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4. en.wikipedia.org › wiki › ClayClay - Wikipedia

   en.wikipedia.org › wiki › Clay

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   Clay is a type of fine-grained natural soil material containing clay minerals [1] (hydrous aluminium phyllosilicates, e.g. kaolinite, Al 2 Si 2 O 5 4). Most pure clay minerals are white or light-coloured, but natural clays show a variety of colours from impurities, such as a reddish or brownish colour from small amounts of iron oxide. [2] [3]

5. www.britannica.com › science › clay-geologyClay | Definition, Formation, Properties, Uses, & Facts

   www.britannica.com › science › clay-geology

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   Clay, soil particles the diameters of which are less than 0.005 millimeter; also a rock that is composed essentially of clay particles. Rock in this sense includes soils, ceramic clays, clay shales, mudstones, glacial clays, and deep-sea clays.

   • Author: The Editors of Encyclopaedia Britannica

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7. www.sciencelearn.org.nz › resources › 1771-what-is-clayWhat is clay? - Science Learning Hub

   www.sciencelearn.org.nz › resources › 1771-what-is-clay

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   Apr 27, 2010 · Clay is a soft, loose, earthy material containing particles with a grain size of less than 4 micrometres. It forms from the weathering and erosion of rocks containing feldspar and has different types of clay minerals such as kaolinite and smectite.

8. www.britannica.com › science › clay-mineralClay mineral | Definition, Structure, Composition, Uses ...

   www.britannica.com › science › clay-mineral

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   Clay mineral, any of a group of important hydrous aluminum silicates with a layer (sheetlike) structure and very small particle size. They may contain significant amounts of iron, alkali metals, or alkaline earths. The term clay is generally applied to (1) a natural material with plastic.

9. Videos

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     What is Clay? | Science for Pottery

     27 Apr 2021

     41.2K views

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     18:01

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     What is Clay & Where / How Clay Forms | GEO GIRL

     20 Nov 2022

     96.9K views

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     6:35

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     What Is Clay

     18 Feb 2021

     48K views

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10. www.merriam-webster.com › dictionary › clayClay Definition & Meaning - Merriam-Webster

    www.merriam-webster.com › dictionary › clay

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    Clay is an earthy material that is plastic when moist but hard when fired, and is used for various purposes. Learn more about its synonyms, examples, history, and related phrases from Merriam-Webster Dictionary.

11. www.youtube.com › watchWhat is Clay & Where / How Clay Forms | GEO GIRL - YouTube

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    What is mud? What is clay? What is clay made of? What makes clay red vs other colors? In this video, I discuss all things clay minerals! From what clay is de...

    • Video Duration: 18 min
    • Views: 96.9K

    • Author: GEO GIRL

12. www.bbc.co.uk › bitesize › articlesWhat is clay? - BBC Bitesize

    www.bbc.co.uk › bitesize › articles

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    Learn about clay, a material that has been used by humans for thousands of years. Find out how to use clay, air drying clay and slip to make different shapes and objects.