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pedon

[ped-n]
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noun
  1. a three-dimensional sample of a soil just large enough to show the characteristics of all its horizons.
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for pedon

Historical Examples

  • "Parallelepiped" is from the Greek parallelos (parallel) and epipedon (a plane surface), from epi (on) and pedon (ground).

    The Teaching of Geometry

    David Eugene Smith

  • Benedictus, a civil officer of some kind in the City of Pedon, guardianship of his children assigned to Theriolus, i. 36.

    The Letters of Cassiodorus

    Cassiodorus (AKA Magnus Aurelius Cassiodorus Senator)

pedon in Science

pedon

[pĕd′ən]
  1. The smallest unit or volume of soil that contains all the soil horizons of a particular soil type. It usually has a surface area of approximately 1 sq m (10.76 sq ft) and extends from the ground surface down to bedrock.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.