noun (n)

• the character of the negative electric pole(noun.linkdef)

  Synonym:
  negativity
  

  source: wordnet30
• characterized by habitual skepticism and a disagreeable tendency to deny or oppose or resist suggestions or commands(noun.attribute)

  Synonym:
  negativism, negativity
  Antonym:
  positiveness, positivism, positivity
  

  source: wordnet30
• an amount less than zero(noun.attribute)

  Antonym:
  positiveness, positivity
  

  source: wordnet30
• The quality or state of being negative.(noun)

  source: webster1913