Definitions

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

  • noun The layer or bed of earth beneath the topsoil.
  • transitive verb To plow or turn up the subsoil of.

from The Century Dictionary.

  • In agriculture, to employ the subsoil-plow upon; plow up so as to cut into the subsoil.
  • noun The under-soil: the bed or stratum of earth or earthy matter which lies immediately under the surface soil, and which is less finely disintegrated and contains less organic matter than that.

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

  • noun The bed, or stratum, of earth which lies immediately beneath the surface soil.
  • noun a plow having a share and standard but no moldboard. It follows in the furrow made by an ordinary plow, and loosens the soil to an additional depth without bringing it to the surface.
  • transitive verb To turn up the subsoil of.

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

  • noun The layer of earth that is below the topsoil.

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

  • noun the layer of soil between the topsoil and bedrock

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

sub- +‎ soil

Examples

Comments

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