from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun Soil below the ground surface.

from The Century Dictionary.

  • noun Soil beneath the surface; subsoil.

from the GNU version of the Collaborative International Dictionary of English.

  • noun The soil beneath the surface; understratum; subsoil.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun geology The soil underneath the surface / topsoil and above the bedrock

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun the layer of soil between the topsoil and bedrock


Sorry, no etymologies found.



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