Erosion is defined as the slow wearing away of something.(noun)
An example of erosion is the shrinking beach at the seaside.
See erosion in Webster's New World College Dictionary
Origin: L erosio < erosus, pp. of erodere
See erosion in American Heritage Dictionary 4
Origin: Latin ērōsiō, ērōsiōn-, an eating away
Origin: , from ērōsus, eaten away; see erose.
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