Weathering vs. Abrasion

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Weatheringnoun

(obsolete) Weather, especially favourable or fair weather.

Weatheringnoun

(geology) Mechanical or chemical breaking down of rocks in situ by weather or other causes.

Weatheringnoun

(architecture) A slight inclination given to an approximately horizontal surface to enable it to throw off water.

Weatheringverb

present participle of weather

Weatheringnoun

The action of the elements on a rock in altering its color, texture, or composition, or in rounding off its edges.

Weathering

Weathering is the breaking down of rocks, soils, and minerals as well as wood and artificial materials through contact with water, atmospheric gases, and biological organisms. Weathering occurs in situ (on site, with little or no movement), and should not be confused with erosion, which involves the transport of rocks and minerals by agents such as water, ice, snow, wind, waves and gravity.

Abrasionnoun

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

Abrasionnoun

(obsolete) The substance thus rubbed off; debris.

Abrasionnoun

(geology) The effect of mechanical erosion of rock, especially a river bed, by rock fragments scratching and scraping it.

Abrasionnoun

An abraded, scraped, or worn area.

Abrasionnoun

(medicine) A superficial wound caused by scraping; an area of skin where the cells on the surface have been scraped or worn away.

Abrasionnoun

(dentistry) The wearing away of the surface of the tooth by chewing.