peneplain definition

  • noun:
    • A nearly flat land area representing an enhanced stage of erosion.
    • A low-relief plain representing the ultimate phase of fluvial erosion during times of extensive tectonic security.
    • A land surface paid down by erosion to your basic problem of a plain, although not completely lacking hills; a base-level plain.
    • In geology, a surface reduced by erosion nearly to your problem of a plain. There are many examples of when lofty hills, now reduced to peneplains.
    • a more or less standard land surface representing a sophisticated phase of erosion undisturbed by crustal motions
  • others:
    • to lessen by erosion to a peneplain.

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  • Sentence for "peneplain"
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