1. An excoriation, or circumscribed removal of the superficial layers of skin or mucous membrane. SYN: abraded wound. 2. A scraping away of a portion of the surface. 3. In dentistry, the pathological grinding or wearing away of tooth substance by incorrect tooth-brushing methods, foreign objects, bruxism, or similar causes. SYN: grinding. Cf.:attrition. [see abrade]
- brush burn a. brush burn.
- gingival a. a lesion of the gingiva resulting from mechanical removal of a portion of the surface epithelium.
- tooth a. loss or wearing away of tooth structure caused by the abrasive characteristics of substances other than foods.

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abra·sion ə-'brā-zhən n
1) wearing, grinding, or rubbing away by friction
2 a) the rubbing or scraping of the surface layer of cells or tissue from an area of the skin or mucous membrane also a place so abraded
b) the mechanical wearing away of the tooth surfaces by chewing

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1. a graze: a minor wound in which the surface of the skin or a mucous membrane is worn away by rubbing or scraping.
2. the wearing of the teeth, particularly at the necks by overvigorous brushing. It is frequently enhanced by erosion.
3. any rubbing or scraping action that produces surface wear.

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abra·sion (ə-braґzhən) [L. abrasio] 1. the wearing away of a substance or structure (such as the skin or the teeth) through some unusual or abnormal mechanical process. 2. an area of body surface denuded of skin or mucous membrane by such a process.

Medical dictionary. 2011.

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  • abrasion — [ abrazjɔ̃ ] n. f. • 1611; lat. abrasio, de abradere « enlever en grattant » ♦ Techn. Action d user par frottement, grattement. Surface d abrasion des dents (où les dents s usent sur leurs antagonistes). ♢ Géol. Usure mécanique d une roche par le …   Encyclopédie Universelle

  • Abrasion — may refer to: *Abrasion (medical), a wound consisting of superficial damage to the skin *Abrasion (dental), the loss of tooth structure by mechanical forces from a foreign element *Abrasion (geology), mechanical scraping of a rock surface by… …   Wikipedia

  • abrasión — f. cirug. Raspado. ⊆ odont. Desgaste de los bordes cortantes (cúspides) de los dientes. Medical Dictionary. 2011. abrasión …   Diccionario médico

  • Abrasion — (von lateinisch abrasio „Abkratzung“) steht für: Abrasion (Medizin), die Entfernung von Körpergewebe in der Medizin Abrasio dentium, ein Zahnhartsubstanzverlust infolge mechanischer Reibung Küstenerosion, Erosion des Gesteins der Küstenregion… …   Deutsch Wikipedia

  • abrasión — sustantivo femenino 1. (no contable) Acción y resultado de raer o desgastar por fricción: El polvo de diamante se utiliza para la abrasión de superficies muy duras. 2. (no contable) Lesión superficial o irritación de la piel o mucosas por la… …   Diccionario Salamanca de la Lengua Española

  • Abrasion — Ab*ra sion, n. [L. abrasio, fr. abradere. See {Abrade}.] 1. The act of abrading, wearing, or rubbing off; the wearing away by friction; as, the abrasion of coins. [1913 Webster] 2. The substance rubbed off. Berkeley. [1913 Webster] 3. (Med.) A… …   The Collaborative International Dictionary of English

  • abrasion — [n1] scraped area chafe, injury, scrape, scratch, scuff; concept 309 abrasion [n2] scraping or wearing down by friction abrading, chafing, erosion, grating, rubbing, scratching, scuffing; concept 186 …   New thesaurus

  • Abrasion — Abrasion. См. Абразивная обработка. (Источник: «Металлы и сплавы. Справочник.» Под редакцией Ю.П. Солнцева; НПО Профессионал , НПО Мир и семья ; Санкт Петербург, 2003 г.) …   Словарь металлургических терминов

  • Abrasion — (v. lat., Abschabung), 1) (Med.), so v.w. Schaben; 2) (Kupfst.), so v.w. Radiren …   Pierer's Universal-Lexikon

  • Abrasion — (lat., »Abschabung«), die abtragende Tätigkeit, die das Meer vermöge der Brandungswelle auf das Festland an der Küste ausübt, im Gegensatze zur Erosion (s. d.), die von fließendem Wasser oder Eis hervorgerufen wird. Die sanft ansteigende… …   Meyers Großes Konversations-Lexikon

  • Abrasion — (lat.), die abnagende Tätigkeit der Brandungswelle an den Küsten …   Kleines Konversations-Lexikon

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