abrasion

 
Pronunciation: /əˈbreɪʒ(ə)n/

noun

[mass noun]
  • the process of scraping or wearing something away: the metal is resistant to abrasion
  • [count noun] an area damaged by scraping or wearing away: there were cuts and abrasions to the lips and jaw

Origin:

mid 17th century: from Latin abrasio(n-), from the verb abradere (see abrade)