Pronunciation: /ˈtɑpˌsɔɪl/
noun the upper layer of soil, typically rich in organic matter and conducive to plant growth
A1 Topsoil is the uppermost layer of soil.
A2 Farmers need to ensure that the topsoil is rich in nutrients for healthy crops.
B1 The erosion of topsoil can lead to decreased agricultural productivity.
B2 Gardening experts recommend testing the pH levels of topsoil before planting.
C1 Conservation efforts are being made to protect topsoil from degradation.
C2 Topsoil erosion can have detrimental effects on the ecosystem and water quality.
formal The topsoil is the uppermost layer of soil, rich in nutrients and organic matter.
informal Make sure you plant the seeds deep enough to reach the topsoil.
slang I heard this new fertilizer works wonders for your topsoil.
figurative Just like topsoil is essential for a healthy garden, a strong foundation is crucial for success in life.
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