abrasion

[ uh-brey-zhuhn ]
/ əˈbreɪ ʒən /

noun

a scraped spot or area; the result of rubbing or abrading: abrasions on his leg caused by falling on the gravel.
the act or process of abrading.

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
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for abrasion

British Dictionary definitions for abrasion

abrasion

/ (əˈbreɪʒən) /

noun

the process of scraping or wearing down by friction
a scraped area or spot; graze
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

Word Origin for abrasion

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

Medicine definitions for abrasion

abrasion

[ ə-brāzhən ]

n.

A scraping away of a portion of a surface.
The wearing down or rubbing away or removal of the superficial layers of skin or mucous membrane in a limited area.
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.

Science definitions for abrasion

abrasion

[ ə-brāzhən ]

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.
A scraped area on the skin or mucous membranes.

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