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[ih-rohd] /ɪˈroʊd/
verb (used with object), eroded, eroding.
to eat into or away; destroy by slow consumption or disintegration:
Battery acid had eroded the engine. Inflation erodes the value of our money.
Synonyms: corrode, waste, ravage, spoil.
Antonyms: strengthen, reinforce.
to form (a gully, butte, or the like) by erosion.
verb (used without object), eroded, eroding.
to become eroded.
1605-15; < Latin ērōdere, equivalent to ē- e-1 + rōdere to gnaw
Related forms
erodible, erodable, erosible
[ih-roh-zuh-buh l, -suh-] /ɪˈroʊ zə bəl, -sə-/ (Show IPA),
erodibility, erodability, noun
noneroded, adjective
noneroding, adjective
unerodable, adjective
uneroded, adjective
unerodible, adjective
uneroding, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for eroded
  • Weeds and wildflowers press against sandstone walls eroded by rain and earthquakes.
  • The eggs were eroded and thinned by the acidic nature of the entombing sediment.
  • When scientists first viewed the image, they were confident it was an eroded rock formation, probably a mesa.
  • The extreme tides in the bay have eroded the towering rocks into fanciful shapes.
  • But the coalition government says that it has eroded the incentive to put money aside for retirement.
  • Each sample was exposed to the lab-generated sandstorm for five minutes and then weighed to find out how badly it had been eroded.
  • Then the world financial crisis abruptly halted the country's economic boom, even as inflation eroded workers' purchasing power.
  • The advantages of a firm over a marketplace full of independent contractors have been eroded.
  • As inflation eroded the value of the agreed pay rises, the unions rebelled.
  • Admittedly, some stabilising factors from past decades have eroded.
British Dictionary definitions for eroded


to grind or wear down or away or become ground or worn down or away
to deteriorate or cause to deteriorate: jealousy eroded the relationship
(transitive; usually passive) (pathol) to remove (tissue) by ulceration
Derived Forms
erodent, adjective, noun
erodible, adjective
Word Origin
C17: from Latin ērōdere, from ex-1 + rōdere to gnaw
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
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Word Origin and History for eroded



1610s, a back-formation from erosion, or else from French éroder, from Latin erodere "to gnaw away, consume" (see erosion). Related: Eroded; eroding. Originally of acids, ulcers, etc.; geological sense is from 1830.

Online Etymology Dictionary, © 2010 Douglas Harper
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eroded in Medicine

erode e·rode (ĭ-rōd')
v. e·rod·ed, e·rod·ing, e·rodes

  1. To wear away by or as if by abrasion.

  2. To eat into; ulcerate.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Encyclopedia Article for eroded


town, northern Tamil Nadu state, southeastern India, on the Cauvery River. Temple inscriptions indicate the prominent role played by the town as early as the 10th century AD. Its name is associated with a Cola temple (907-1279) and means "wet skull." Though Erode was successively destroyed by Maratha, Mysore Muslim, and British armies, the surrounding fertile soils assisted in the town's quick recovery as an agricultural trade centre

Learn more about Erode with a free trial on
Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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