Etymology: (term, abrasio), from (term, abrado, abrÄdÅ); see abradeEtymology, abrade. Attested in English since 1656.
- The act of abrading, wearing, or rubbing off; the wearing away by friction.
- The substance thus rubbed off.
- (medicine) A superficial excoriation, with loss of substance under the form of small shreds.
- (geology) The effect of mechanical erosion of rock, especially a river bed, by rock fragments scratching and scraping it.
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Full Definition of abrasion