- to eat into or away; destroy by slow consumption or disintegration: Battery acid had eroded the engine. Inflation erodes the value of our money.
- to form (a gully, butte, or the like) by erosion.
- to become eroded.
Origin of erode
1605–15; < Latin ērōdere, equivalent to ē- e-1 + rōdere to gnaw
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- to grind or wear down or away or become ground or worn down or away
- to deteriorate or cause to deterioratejealousy eroded the relationship
- (tr; usually passive) pathol to remove (tissue) by ulceration
Word Origin for erode
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
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
- To wear away by or as if by abrasion.
- To eat into; ulcerate.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.