1. a scraped or worn area on the skin or a surface
2. the process of scraping or wearing away by friction

Examples

• The cyclist had several abrasions on his knee after the fall.
• She cleaned the abrasion with antiseptic before applying a bandage.
• Wind abrasion gradually wore down the rock formation.
• The constant abrasion from the rope damaged the metal surface.
• Minor abrasions heal quickly with proper care.
• Glacial abrasion carved deep valleys in the mountains.
• The doctor examined the abrasion to check for infection.