noun
- the wearing away of rock or soil by the mechanical action of moving water, ice, or wind carrying sediment and debris
Usage: geology; also called abrasion
Examples
- The corrasion of the riverbed by flowing water and gravel has deepened the canyon over millions of years.
- Glacial corrasion carved deep valleys into the mountainous landscape during the ice age.
- Wind-driven sand causes corrasion of exposed rock formations in desert regions.
- The constant corrasion from waves and sediment reshaped the coastline.
- Geologists study corrasion to understand how landscapes change over geological time.