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erosion - 9 dictionary results
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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Based on the Random House Dictionary, © Random House, Inc. 2009.
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The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Erosion
E*ro"sion\, n. [L. erosio. See Erode.]1. The act or operation of eroding or eating away. 2. The state of being eaten away; corrosion; canker.Erosion
E*ro"sion\, n. The wearing away of the earth's surface by any natural process. The chief agent of erosion is running water; minor agents are glaciers, the wind, and waves breaking against the coast.
Webster's Revised Unabridged Dictionary, © 1996, 1998 MICRA, Inc.
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erosion
A type of weathering in which surface soil and rock are worn away through the action of glaciers, water, and wind.
The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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erosion
1541, from M.Fr. erosion, from L. erosionem (nom. erosio), from erodere "gnaw away," from ex- "away" + rodere "gnaw" (see rodent).
Online Etymology Dictionary, © 2001 Douglas Harper
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Main Entry: ero·sion
Pronunciation: i-'rO-zh&n
Function: noun
1 a : the superficial destruction of a surface area of tissue (as mucousmembrane) by inflammation, ulceration, or trauma <erosion of the uterine cervix> b : progressive loss of the hard substance of a tooth
2 : an instanceor product of erosion erosion on the skin half an inch in diameter>
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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erosion e·ro·sion (ĭ-rō'zhən)
n.
- Superficial destruction of a surface by friction, pressure, ulceration, or trauma.
- The wearing away of a tooth by chemical or abrasive action. Also called odontolysis.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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| erosion (ĭ-rō'zhən) Pronunciation Key
The gradual wearing away of land surface materials, especially rocks, sediments, and soils, by the action of water, wind, or a glacier. Usually erosion also involves the transport of eroded material from one place to another, as from the top of a mountain to an adjacent valley, or from the upstream portion of a river to the downstream portion. |
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Copyright © 2009, Dictionary.com, LLC. All rights reserved.
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