abrasion
n. தேய்த்தல், சுரண்டுதல், உராய்வு.
Ab*ra"sion, n. Etym: [L. abrasio, fr. abradere. See Abrade.] 1. The act of abrading, wearing, or rubbing off; the wearing away by friction; as, the abrasion of coins. 2. The substance rubbed off. Berkeley. 3. (Med.) Defn: A superficial excoriation, with loss of substance under the form of small shreds. Dunglison.