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  1. Dictionary
    topsoil
    /ˈtɒpsɔɪl/

    noun

    • 1. the top layer of soil: "keep all the topsoil you remove; you're bound to find a use for it later!"

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    More definitions, origin and scrabble points

  2. en.m.wikipedia.org › wiki › TopsoilTopsoil - Wikipedia

    Topsoil is the upper layer of soil. It has the highest concentration of organic matter and microorganisms and is where most of the Earth's biological soil activity occurs. Description. Topsoil is composed of mineral particles and organic matter and usually extends to a depth of 5-10 inches (13–25 cm).

  3. dictionary.cambridge.org › dictionary › englishTOPSOIL | English meaning - Cambridge Dictionary

    TOPSOIL definition: 1. (the soil which forms) the top layer of ground in which plants grow 2. (the soil which forms…. Learn more.

  4. www.merriam-webster.com › dictionary › topsoilTopsoil Definition & Meaning - Merriam-Webster

    The meaning of TOPSOIL is surface soil usually including the organic layer in which plants have most of their roots and which the farmer turns over in plowing. How to use topsoil in a sentence.

  5. study.com › academy › lessonTopsoil | Definition, Uses & Importance - Lesson | Study.com

    Nov 21, 2023 · Topsoil is defined as the uppermost layer of natural soil and comprises two soil horizons: A and O. Typically, topsoil can have a thickness of about 4-12 inches. Topsoil contains...

  6. www.dictionary.com › browse › topsoilTOPSOIL Definition & Meaning | Dictionary.com

    Topsoil definition: the fertile, upper part of the soil. . See examples of TOPSOIL used in a sentence.

  7. www.thespruce.com › what-is-topsoil-5121325Topsoil: What It Is and How to Use It in the Garden - The Spruce

    Apr 1, 2024 · Technically, topsoil is the top layer of soil in any garden or yard or field, usually referring to a depth of between 2 to 8 inches down. This layer has the highest concentration of organic matter and microorganisms that provide essential support for plants to grow.

  8. dictionary.cambridge.org › us › dictionaryTOPSOIL | definition in the Cambridge English Dictionary

    TOPSOIL meaning: 1. (the soil which forms) the top layer of ground in which plants grow 2. (the soil which forms…. Learn more.

  9. www.thefreedictionary.com › topsoilTopsoil - definition of topsoil by The Free Dictionary

    n. The upper layer of soil at a given location, usually containing significantly more organic matter than is found in lower layers. tr.v. top·soiled, top·soil·ing, top·soils. To place topsoil on (land).

  10. www.collinsdictionary.com › dictionary › englishTOPSOIL definition and meaning | Collins English Dictionary

    Topsoil is the layer of soil nearest the surface of the ground. Replace topsoil that may have been washed away and apply compost to recharge nutrients. Collins COBUILD Advanced Learner’s Dictionary .

  11. www.oxfordlearnersdictionaries.com › definition › englishtopsoil noun - Definition, pictures, pronunciation and usage...

    Definition of topsoil noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.