noun (n)

• coming to understand something clearly and distinctly(noun.cognition)

  Example:
  A growing realization of the risk involved.
  

  Synonym:
  realisation, recognition
  

  source: wordnet30
• making real or giving the appearance of reality(noun.act)

  Synonym:
  actualisation, actualization, realisation
  

  source: wordnet30
• a musical composition that has been completed or enriched by someone other than the composer(noun.communication)

  Synonym:
  realisation
  

  source: wordnet30
• a sale in order to obtain money (as a sale of stock or a sale of the estate of a bankrupt person) or the money so obtained(noun.act)

  source: wordnet30
• the completion or enrichment of a piece of music left sparsely notated by a composer(noun.act)

  source: wordnet30
• something that is made real or concrete(noun.act)

  Example:
  The victory was the realization of a whole year's work.
  

  Synonym:
  fruition, realisation
  

  source: wordnet30
• The act of realizing, or the state of being realized.(noun)

  source: webster1913