| Pronunciation: | | 'tâpsowl
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 WordNet Dictionary |
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| | Definition: | |
[n] the layer of soil on the surface |
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TOPSOIL is a 7 letter word that starts with T. |
| | Synonyms: | | surface soil |
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| | See Also: | | dirt, soil |
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| Webster's 1913 Dictionary |
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| | Definition: | | \Top"soil`\, n.
The upper layer of soil; surface soil.
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| Biology Dictionary |
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| | Definition: | | The upper part of the soil profile that is relatively rich in humus, which is technically known as the A-horizon of the soil profile. |
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