abrasion

[uh-brey-zhuhn]
noun
1.
a scraped spot or area; the result of rubbing or abrading: abrasions on his leg caused by falling on the gravel.
2.
the act or process of abrading.

Origin:
1650–60; < Medieval Latin abrāsiōn- (stem of abrāsiō), equivalent to abrās(us) scraped off (past participle of abrādere; see abrade) + -iōn- -ion


1. sore, scrape, lesion. 2. rubbing, erosion.
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World English Dictionary
abrasion (əˈbreɪʒən)
 
n
1.  the process of scraping or wearing down by friction
2.  a scraped area or spot; graze
3.  geography attrition Compare corrasion the effect of mechanical erosion of rock, esp a river bed, by rock fragments scratching and scraping it; wearing down
 
[C17: from Medieval Latin abrāsiōn-, from the past participle of Latin abrādere to abrade]

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Etymonline
Word Origin & History

abrasion
1650s, from M.L. abrasionem "a scraping," noun of action from L. abrasus, pp. of abradere, from ab- "off" + radere "to scrape" (see raze).
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

abrasion a·bra·sion (ə-brā'zhən)
n.

  1. A scraping away of a portion of a surface.

  2. The wearing down or rubbing away or removal of the superficial layers of skin or mucous membrane in a limited area.

  3. The pathological wearing away of tooth substance by mechanical means; grinding.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
abrasion   (ə-brā'zhən)  Pronunciation Key 
  1. The process of wearing away a surface by friction. A rock undergoes abrasion when particles of sand or small pieces of rock are carried across its surface by a glacier, stream, or the wind.

  2. A scraped area on the skin or mucous membranes.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Example sentences
All partners of academic leaders experience that sort of abrasion in one form
  or another.
Western ascendency will prove to be nothing but an historic abrasion.
The highly abrasion resistant polyurethane upper material far outlasts natural
  leather.
It was meant for abrasion on some granite cliff-face, so there's a body armor
  aspect to it.
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