An abrasion or "excoriation" is a wearing away of the upper layer of skin as a result of applied friction force. In dentistry an "abrasion" is the wearing away of the tooth substance.

Physical wearing and grinding of a surface through friction and impact by material carried in air, water, or ice.

An injury that has occurred in which one or more of the topmost layers of the skin are scraped away. Also known as a scrape.

1650s, "act of abrading," from Medieval Latin abrasionem (nominative abrasio) "a scraping," noun of action from past participle stem of Latin abradere "to scrape away, shave o [..]

scraped, corroded, or eroded area.

A general wearing away of a surface by constant scratching, usually due to the presence of foreign matter such as dirt, grit, or metallic particles in the lubricant. It may also cause a break down of [..]

n. That which is rubbed off.

External damage to a hose assembly caused by its being rubbed by a foreign object; a wearing away by friction.

Any superficial scraping of skin tissue or mucous membrane mechanically or through injury.

The mechanical process of gradually breaking down a hard layer, as in a seed coat. abscess

graze (pop)

An area rubbed bare of skin or mucous membrane; or, the normal wearing of tooth enamel by chewing.

Wearing, grinding, or rubbing away by friction

The displacement and/or detachment of metallic particles from a surface as a consequence of being exposed to flowing solids, fluids or gases.

(L: a/ab=towards/ away from; radere= to scrape) reduction in rock particle size by wearing away.

(n) - a form of physical weathering caused by friction between rock particles

The wearing away or cleaning by friction. Abrasion can also relate to the wearing away of a floor finish film by friction.

Abrasion is a form of erosion caused by rubbing of fine particles against an object. The effect is much the same as using sandpaper. Rivers carry sediment (fine rock particles) that abrade the banks a [..]

(n) an abraded area where the skin is torn or worn off(n) erosion by friction(n) the wearing down of rock particles by friction due to water or wind or ice

  Removal of the superficial layers of skin or mucous membrane, usually seen as a skin wound

A wound caused by scraping the skin. A "skinned knee" is a common example.

A scraping or rubbing away of the skin or other surface.

Frictional EROSION by material transported by wind and WAVES.

The rubbing away of the superficial layers of the skin through friction due to trauma, therapy, or normal function.

Scraping of the skin (Modern)

Ever get an abrasion from falling off a bike or a swing? An abrasion is the fancy word for when the top layers of skin get rubbed away, leaving a scrape or scratch.

A condition manifested in pavement markings by gradual surface erosion, thinning, and disappearance of the film due to wind, water, sand, and vehicle tire wear.

Abrasion is the rubbing or wearing away of a surface. Abrasion may also refer to a mark left on a surface. (also see brinelling.).

Damage to the surface of a painting, caused by friction. Some of the surface coating, paint, or paint and ground layers are lost because of scraping or rubbing.

Wearing away of paint film by some external force, such as sanding.

The process of scraping or wearing something away.

The grinding away of a pavers surface with the use of a mechanical tool.

A technique using a pneumatic, high-Pressure stream of Aluminum Oxide to remove Dental Enamel; Dentin; and restorative materials from Teeth. In contrast to using DENTAL HIGH-SPEED EQUIPMENT, this meth [..]

The pathologic wearing away of the Tooth substance by brushing, Bruxism, clenching, and other mechanical causes. It is differentiated from Tooth Attrition in that this type of wearing away is the resu [..]

The wearing, grinding, or rubbing away by friction. Abrasion is usually due to the presence of foreign matter such as dirt, grit or metallic particles in

A superficial wound.

the wearing away of something, as happens to skin when it gets scraped.

1. <pathology> The wearing away of a substance or structure (such as the skin or the teeth) through some unusual or abnormal mechanical process. 2. <clinical sign> <clinical examination> A superficial injury to the skin or other body tissue caused by rubbing or scraping resulting in an area of body surface denuded of skin or mucou [..]

Rubbing or wearing away, or the result of such action.

Cloth wear in a creased area caused by excessive bending, usually associated with cage contact.

More or less uniform wear on the dirty side of the cloth.

The wearing away of a solid surface or coating material by friction.

The process of scraping or wearing hair away. Causing partial or complete absence of hair from areas.

A wearing, grinding or rubbing away by friction, usually (but not always) involving the action of particles against or between surfaces.

the grinding and wearing away of rock surfaces through the mechanical action of other rock or sand particles

The process of scraping or wearing hair away. Causing partial or complete absence of hair from areas.

A paint loss caused by excess friction during improper varnish removal or a varnish loss caused by friction.

A term used by painting conservators to describe the loss of paint caused by friction during improper varnish removal. Abrasions occur both on canvas art and paintings on other materials such as wood [..]

The wearing away of a surface by rubbing, as with sandpaper on wood.

The act of abrading, wearing, or rubbing off; the wearing away by friction. First attested in the mid 17^th century.SOED5|page=7 (obsolete) The substance thus rubbed [..]

abrasion (act of abrading) (geology) abrasion

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

An abrasion is a partial thickness wound caused by damage to the skin and can be superficial involving only the epidermis to deep, involving the deep dermis. Abrasions usually involve minimal bleeding [..]

Abrasion is the non-carious, mechanical wear of tooth from interaction with objects other than tooth-tooth contact. It most commonly affects the premolars and canines, usually along the cervical margi [..]

Abrasion may refer to: Abrasion (dental), the loss of tooth structure by mechanical forces from a foreign element Abrasion (medical), a wound consisting of superficial damage to the skin Abrasion (me [..]

Abrasion is a process of erosion which occurs when material being transported wears away at a surface over time. It is the process of friction caused by scuffing, scratching, wearing down, marring, an [..]

Abrasion is the process of scuffing, scratching, wearing down, marring, or rubbing away. It can be intentionally imposed in a controlled process using an abrasive. Abrasion can be an undesirable effe [..]

the wearing away of rock surfaces by small particles moved by air or water. Abrasiveness also seems to be the one quality currently shared by most political appointees and prominent heads of state. See Ontogenetic Crippling.