WordRel.com

• (geology) the mechanical process of wearing or grinding something down (as by particles washing over it), also figuratively

  synonym	eating awayerodingwearingwearing away
  derivation	erode
  domain topic	geology
  hypernym	geologic processgeological process
  hyponym	ablationabrasionattritionbeach erosionchatter markcorrasiondeflationdetritionplanationsoil erosion

• erosion by chemical action

  synonym	corrodingcorrosion
  hypernym	chemical actionchemical changechemical process
  hyponym	indentationpittingroughnessrustrusting

• a gradual decline of something

  hypernym

  declinediminution

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

  derivation	erodeerode
  hypernym	environmental condition