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Definition of "subsoil" []

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

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "subsoil" in a sentence
  • "As we continued working in Block 6, the Hospital Block, we excavated down to the subsoil, which is much lighter colored soil than that of the plow zone, which is soil that has been historically disturbed."
  • "As we continued working in Block 6, the Hospital Block, we excavated down to the subsoil, which is much lighter colored soil than that of the plow zone, which is soil that has been [...]"
  • "The B horizon, commonly referred to as subsoil, accumulates material washed out of the A horizon, such as clay, salts, and iron."