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Definition of topsoil

topsoil

/ˈtɑːpˌsɔɪl/
top · soil
Plural:topsoils
•
Past Simple:topsoiled
•
Past Participle:topsoiled
•
Present Participle:topsoiling
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topsoil Lexical Profile

topsoil Game Scores & Validity

• noun

1

The uppermost layer of soil, typically the top five to ten inches, which contains the highest concentration of organic matter and microorganisms and where most biological soil activity occurs.

Example

"Heavy rains washed away much of the nutrient-rich topsoil from the newly plowed hillside."

Synonyms
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Antonyms
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• verb

1

To cover or enrich an area of land with a layer of fertile surface soil, or to strip the upper layer of soil from a site prior to excavation.

Example

"The landscaping crew plans to grade and topsoil the yard before laying down the new sod."

Synonyms
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• Nearby Words

tops
topscore
topside
topsoil
topspin
toque
torah

Cite this Entry

Wordmom. (2026). Definition of Topsoil. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/topsoil
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