abrasion

Definition of Abrasion in English :

an abraded area where the skin is torn or worn off

erosion by friction

the wearing down of rock particles by friction due to water or wind or ice

WordNet Lexical Database for English. Princeton University. 2010.

Abrasion

noun

1.

the process of scraping or wearing down by friction

2.

a scraped area or spot; graze

3. geography

the effect of mechanical erosion of rock, esp a river bed, by rock fragments scratching and scraping it; wearing down

Compare attrition (sense 4), corrasion

noun

1.

a scraping or rubbing off, as of skin

2.

a wearing away by rubbing or scraping, as of rock by wind, water, etc.

3.

an abraded spot or area

n.

1. The process of wearing down or rubbing away by means of friction.

2.

a. A scraped or worn area.

b. A scraped area on the skin or on a mucous membrane, resulting from injury or irritation.