Abrasion

Abrasion may refer to:


 * Abrasion (dental), the loss of tooth structure by mechanical forces from a foreign element
 * Abrasion (medical), a wound consisting of superficial damage to the skin
 * Abrasion (mechanical), the process of scuffing, scratching, wearing down, marring, or rubbing away
 * Abrasion (geology), mechanical scraping of a surface by friction between moving particles