noun (n)

• the act of improving by renewing and restoring(noun.act)

  Example:
  They are pursuing a general program of renovation to the entire property.
  

  Synonym:
  overhaul, redevelopment
  

  source: wordnet30
• the state of being restored to its former good condition(noun.state)

  Example:
  The inn was a renovation of a Colonial house.
  

  Synonym:
  refurbishment, restoration
  

  source: wordnet30
• The act or process of renovating; the state of being renovated or renewed.(noun)

  source: webster1913