abrasion
nounB1Định nghĩa theo từ loại
Danh từ
noun- 1.
(countable, uncountable)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.
(countable, uncountable)An act of abrasiveness.
- 3.
(countable, obsolete, uncountable)The substance thus rubbed off; debris.
- 4.
(countable, uncountable)(geology) The effect of mechanical erosion of rock, especially a river bed, by rock fragments scratching and scraping it.
- 5.
(countable, uncountable)An abraded, scraped, or worn area.
- 6.
(countable, uncountable)(medicine) 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.
(countable, uncountable)(dentistry) The wearing away of the surface of the tooth by chewing.
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Nguồn gốc từ
1656. From French abrasion (attested since 1611), from abrasio (a scraping), from Latin abrādō (scrape off). See also abrade.