erosion

Noun
  1. (geology) the mechanical process of wearing or grinding something down (as by particles washing over it) (synset 113496741)
  2. Condition in which the earth's surface is worn away by the action of water and wind (synset 114542526)
  3. A gradual decline of something (synset 113497147)
    "after the accounting scandal there was an erosion of confidence in the auditors"
  4. Erosion by chemical action (synset 113474601)

Other Searches