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corrasion

American  
[kuh-rey-zhuhn] / kəˈreɪ ʒən /

noun

  1. the mechanical erosion of soil and rock by the abrasive action of particles set in motion by running water, wind, glacial ice, and gravity.


corrasion British  
/ kəˈreɪsɪv, kəˈreɪʒən /

noun

  1. erosion of a rock surface by rock fragments transported over it by water, wind, or ice Compare abrasion attrition

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of corrasion

1605–15; < Latin corrās ( us ) scraped together (past participle of corrādere ) + -ion. See corrade

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

It seems possible that there may have been in this region some great lake which lifted the waters up to the top of the ridge to begin their work of corrasion.

From The Romance of the Colorado River The Story of its Discovery in 1840, with an Account of the Later Explorations, and with Special Reference to the Voyages of Powell through the Line of the Great Canyons by Dellenbaugh, Frederick Samuel

Weathering prepares the material for transportation and transportation leads to corrasion.

From The Geography of the Region about Devils Lake and the Dalles of the Wisconsin by Atwood, Wallace W.

The solution effected by the waters of a stream may also be regarded as a part of corrasion.

From The Geography of the Region about Devils Lake and the Dalles of the Wisconsin by Atwood, Wallace W.

The powers of erosion are far slower than those of corrasion, especially in an arid region, because they are intermittent.

From The Romance of the Colorado River The Story of its Discovery in 1840, with an Account of the Later Explorations, and with Special Reference to the Voyages of Powell through the Line of the Great Canyons by Dellenbaugh, Frederick Samuel

Where rocks take a polish, as in Marble Canyon, the scouring and polishing work of corrasion is seen in the shining bright surface as far as the water rises.

From The Romance of the Colorado River The Story of its Discovery in 1840, with an Account of the Later Explorations, and with Special Reference to the Voyages of Powell through the Line of the Great Canyons by Dellenbaugh, Frederick Samuel

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