verb (v)

• cause to deteriorate due to the action of water, air, or an acid(verb.change)

  Example:
  The acid corroded the metal.
  

  Synonym:
  eat, rust
  

  source: wordnet30
• become destroyed by water, air, or a corrosive such as an acid(verb.change)

  Example:
  The metal corroded.
  

  Synonym:
  rust
  

  source: wordnet30
• To eat away by degrees; to wear away or diminish by gradually separating or destroying small particles of, as by action of a strong acid or a caustic alkali.(verb)

  source: webster1913
• To have corrosive action; to be subject to corrosion.(verb)

  source: webster1913