Definition of topsoil
: surface soil usually including the organic layer in which plants have most of their roots and which the farmer turns over in plowing
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Recent Examples of topsoil from the Web
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These trenches hold on to nutrients and moisture—and when the weather gets scorching, plants draw on the deeper topsoil for sustenance.
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The topsoil of more than a million acres had simply blown away, a portion of it taking to the wind to begrime the nation’s capital.
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In some yards, much of the original topsoil is gone and needs to be replaced.
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For a week now, construction foreman Brad Cederberg’s five-man crew has been covering the rutted infield with 2-3 inches of topsoil, covering that with sod, and dousing that with water.
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But as the Yadrovo dump overflowed and the organic waste decayed under the topsoil, a mixture of hydrogen sulfide and methane gases enveloped the town during the winter.
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To plant grass seed on the stump site, remove the upper mulch/soil mix and replace it with topsoil.
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The retired tobacco czar who financed the endeavor, Jiankang Qiu, decided the topsoil devoted to the earthwork should instead be used to fill up a lake.
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In some yards, much of the original topsoil is gone and needs to be replaced.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'topsoil.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of topsoil
1836
TOPSOIL Defined for English Language Learners
Definition of topsoil for English Language Learners
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: the upper layer of soil in which plants have most of their roots
TOPSOIL Defined for Kids
Definition of topsoil for Students
: the rich upper layer of soil in which plants have most of their roots
Learn More about topsoil
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See words that rhyme with topsoil Spanish Central: Translation of topsoil Nglish: Translation of topsoil for Spanish speakers
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