subsoil

• Nom désignant la couche de sol située sous la terre arable et au-dessus de la roche mère.

A noun referring to the layer of soil located beneath the topsoil and above the bedrock.

indénombrable

1. B2formalscientific

   The layer of soil located beneath the topsoil and above the bedrock, typically containing less organic matter.

   Sous-sol (couche de sol)

   • Farmers often test the subsoil to determine its mineral content.
   • The construction crew dug through the topsoil to reach the subsoil.
   • Subsoil can be rich in clay and minerals essential for plant growth.

   Synonymessubstratumundersoil