abrasion
abra.sion \*-'bra--zh*n\ n [ML abrasion-, abrasio, fr. L abrasus, pp. of abradere] 1: a wearing, grinding, or rubbing away by friction 2: an abraded area of the skin or mucous membrane
abra.sion \*-'bra--zh*n\ n [ML abrasion-, abrasio, fr. L abrasus, pp. of abradere] 1: a wearing, grinding, or rubbing away by friction 2: an abraded area of the skin or mucous membrane