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Definition of Abrade

Medically reviewed by Dr. Otari Nergadze, Neurosurgeon | Updated: January 2026

Abrade: to wear away by friction or erosion. The term "abrasion" comes from the verb abrade and is used in medicine to refer to an injury characterized by scraping or wearing away of tissue, most often on the skin. Synonyms include excoriate, scrape, scratch, rub raw, and chafe.