noun (n)

• the properties characteristic of the male sex(noun.attribute)

  Synonym:
  maleness
  Antonym:
  femaleness, feminineness
  

  source: wordnet30
• the trait of behaving in ways considered typical for men(noun.attribute)

  Antonym:
  femininity, muliebrity
  

  source: wordnet30
• The state or quality of being masculine; masculineness.(noun)

  source: webster1913