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abrasion

[uh-brey-zhuh n]
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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.
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Origin of abrasion

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

Synonyms

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1. sore, scrape, lesion. 2. rubbing, erosion.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for abrasion

Historical Examples

  • His remaining works are much injured by scaling or the abrasion of the colors.

    Introduction to Robert Browning

    Hiram Corson

  • The discipline of the force in this respect is nothing; it is worn away by abrasion.

  • There appears to be no evidence whatever of abrasion by use.

  • Is the ground moraine of Figure 87 due chiefly to abrasion or to plucking?

    The Elements of Geology

    William Harmon Norton

  • Often, indeed, one side may show no trace whatsoever of abrasion.


British Dictionary definitions for abrasion

abrasion

noun
  1. the process of scraping or wearing down by friction
  2. a scraped area or spot; graze
  3. geography the effect of mechanical erosion of rock, esp a river bed, by rock fragments scratching and scraping it; wearing downCompare attrition (def. 4), corrasion
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Word Origin

C17: from Medieval Latin abrāsiōn-, from the past participle of Latin abrādere to abrade
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for abrasion

n.

1650s, from Medieval Latin abrasionem (nominative abrasio) "a scraping," noun of action from past participle stem of Latin abradere "to scrape away, shave off," from ab- "off" (see ab-) + radere "to scrape" (see raze).

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Online Etymology Dictionary, © 2010 Douglas Harper

abrasion in Medicine

abrasion

(ə-brāzhən)
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.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

abrasion in Science

abrasion

[ə-brāzhən]
  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.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.