Achilles Tendon Pain Causes & Risk Factors. As a type of tendonitis, Achilles pain involves inflammation of the soft tissue surrounding muscles and bones. A tendon is a flexible band of fibrous tissue that connects muscles to bone. Tendons work by allowing the pulling movement of muscle to lift a bone in order to cause movement.
Polish coast of the Baltic Sea. Abrasion is the mechanical scraping of a rock surface by friction between rocks and moving particles during their transport by wind, glacier, waves, gravity, running water or erosion. After friction, the moving particles dislodge loose and weak debris from the side of the rock.
2. abrasion-erosion by friction. attrition, corrasion, detrition. eating away, eroding, erosion, wearing, wearing away - (geology) the mechanical process of wearing or grinding something down (as by particles washing over it).brasion. n. 1. the process of scraping or wearing down by friction. 2. a scraped area or spot; graze. 3. (Physical Geography) geography the effect of mechanical erosion of rock, esp a river bed, by rock fragments scratching and scraping it; wearing down.