noun (n)

• the quality of being worthy of desiring(noun.attribute)

  Synonym:
  desirability
  Antonym:
  undesirability
  

  source: wordnet30
• attractiveness to the opposite sex(noun.attribute)

  Synonym:
  desirability, oomph, sex appeal
  

  source: wordnet30
• The quality of being desirable.(noun)

  source: webster1913