erosion (n.)

  1. (geology) the mechanical process of wearing or grinding something down (as by particles washing over it)

    [ Syn: eroding , eating away , wearing , wearing away ]

  2. condition in which the earth's surface is worn away by the action of water and wind

  3. a gradual decline of something; after the accounting scandal there was an erosion of confidence in the auditors'

  4. erosion by chemical action

    [ Syn: corrosion , corroding ]

The dictionary is based on the WordNet Electronic Lexical Database.
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