English

Noun

corrasion ‎(plural corrasions) Largely used in the field of geology, An instance of corrading, i.e. wearing away by abrasion such as in:

1. wear caused by wind-blown or water-borne sand
2. wear caused by stream-borne or glacier-borne stones
3. wear caused by collisions between stones under the influence of seaside breakers
   • 2004, China Miéville, Iron Council:

     The ground defied the Council. It changed in sped-up corrasion, in the buckling of tectonics at some psychotic rate as if time was untethered from its rules.

Related terms

• corrade
• corrasive
• corrode
• rasor

French

Etymology

Ultimately from Latin corrasus, the past participle of corradere ‎(“to scrape together”), itself from cor- (a form of con- 'together') + radere ‎(“to scratch, scrape”).

Noun

corrasion f ‎(plural corrasions)

1. The wear and tear effectuated by the erosive sand-loaded desert winds

Related terms

• corrosion
• corroder
• raser