noun ero·sion \i-ˈrō-zhən\

: the gradual destruction of something by natural forces (such as water, wind, or ice) : the process by which something is eroded or worn away

Full Definition of EROSION

a :  the action or process of eroding
b :  the state of being eroded
:  an instance or product of erosion
ero·sion·al \-ˈrōzh-nəl, -ˈrō-zhə-nəl\ adjective
ero·sion·al·ly \-ē\ adverb

Examples of EROSION

  1. Landscapers planted grass to stop the erosion of the hillside.
  2. Centuries of erosion by wind have carved grooves in the rocks.

First Known Use of EROSION


Other Geology Terms

anthracite, boulder, cwm, erratic, igneous, intrusive, mesa, sedimentary, silt, swale

Rhymes with EROSION

EROSION Defined for Kids


noun ero·sion \i-ˈrō-zhən\

Definition of EROSION for Kids

:  the act of wearing away or eroding :  the state of being eroded
Medical Dictionary


noun ero·sion \i-ˈrō-zhən\

Medical Definition of EROSION

a :  the superficial destruction of a surface area of tissue (as mucous membrane) by inflammation, ulceration, or trauma <erosion of the uterine cervix> b :  progressive loss of the hard substance of a tooth
:  an instance or product of erosion <a circular erosion on the skin>
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