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Vinony

abrasion

noun

  1. loss of tooth substance by mechanical contact with objects other than tooth-tooth contact
  2. a wearing, grinding, or rubbing away by friction
  3. irritation
  4. an abraded area of the skin or mucous membrane
  5. a damaged area of paint in a painting, resulting from the scraping, rubbing down, or grinding away of the upper paint layers
L315940 on Wikidata ↗

Wiktionary

Pronunciation: /əˈbɹeɪ.ʒən/

noun

Etymology: First attested in 1656. From French abrasion (attested since 1611), from Medieval Latin abrasio (“a scraping”), from Latin abrādō (“scrape off”). See also abrade.

  1. The act of abrading, wearing, or rubbing off; the wearing away by friction.

    “The metal surface showed signs of abrasion after years of use.”

  2. An act of abrasiveness.
  3. The substance thus rubbed off; debris.
  4. The effect of mechanical erosion of rock, especially a river bed, by rock fragments scratching and scraping it.
  5. An abraded, scraped, or worn area.
  6. A superficial wound caused by scraping; an area of skin where the cells on the surface have been scraped or worn away.

    “The doctor cleaned the small skin abrasion on her knee.”

  7. The wearing away of the surface of the tooth by chewing.