Definitions
1.nounThe act of abrading, wearing, or rubbing off; the wearing away by friction.
2.nounThe substance thus rubbed off; debris.
3.nounThe effect of mechanical erosion of rock, especially a river bed, by rock fragments scratching and scraping it.
4.nounAn abraded, scraped, or worn area.
5.nounA superficial wound caused by scraping; an area of skin where the cells on the surface have been scraped or worn away.
6.nounThe wearing away of the surface of the tooth by chewing.