Erosion Definition

ĭ-rōzhən
noun
The group of natural processes, including weathering, dissolution, abrasion, corrosion, and transportation, by which material is worn away from the earth's surface.
American Heritage
An eroding or being eroded.
Webster's New World

(uncountable) The result of having been being worn away or eroded, as by a glacier on rock or the sea on a cliff face.

Wiktionary
The superficial destruction of a surface by friction, pressure, ulceration, or trauma.
American Heritage Medicine
(mathematics, image processing) One of two fundamental operations in morphological image processing from which all other morphological operations are derived.
Wiktionary
Synonyms:
Antonyms:

Other Word Forms of Erosion

Noun

Singular:
erosion
Plural:
erosions

Origin of Erosion

  • The first known occurrence in English was in the 1541 translation by Robert Copland of Guy de Chauliac's medical text The Questyonary of Cyrurygens. Copland used erosion to describe how ulcers developed in the mouth. By 1774 'erosion' was used outside medical subjects. Oliver Goldsmith employed the term in the more contemporary geological context, in his book Natural History, with the quote

    From Wiktionary

  • Latin ērōsiō ērōsiōn- an eating away from ērōsus eaten away erose

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Middle French erosion, from Latin erosio (“eating away”), derived from erodere.

    From Wiktionary

Erosion Sentence Examples

  • For many years, the town has been threatened by the erosion of the river banks.

  • The granite forms the prevailing rock in valleys of erosion.

  • In the south-west the results of this erosion are seen in an accentuated form in the region between the White river and the South Fork of the Cheyenne river, known as the Bad Lands or terres mauvaises.

  • These Bad Lands were once a fairly level plain, but intricate stream erosion produced the labyrinth of ravines and ridges for which the region is noted.

  • In this central region, however, it is only by way of exception that the cirques were so far enlarged by retrogressive glacial erosion as to sharpen the preglacial dome-like summits into acute peaks; and in no case did glacial action here extend down to the plains at the eastern base of the mountains; but the widened, trough-like glaciated valleys frequently descend to the level of the elevated intermont basins, where moraines were deployed forward on the basin floor.

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Words Starting With

EERERO

Words Ending With

NONION

Unscrambles

erosion

Words Starting With E and Ending With N

Starts With E & Ends With NStarts With ER & Ends With NStarts With E & Ends With ON

Word Length

7 Letter Words7 Letter Words Starting With E7 Letter Words Ending With N