abrasion

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.) A superficial excoriation, with loss of substance under the form of small shreds. Dunglison.

Source: Webster's Revised Unabridged Dictionary (1913), United States public domain. See methodology for full licensing detail. Word validity for game play may differ from any official game dictionary.