noun (n)

• the quality or state of the achromatic color of least lightness (bearing the least resemblance to white)(noun.attribute)

  Synonym:
  black, inkiness
  Antonym:
  white, whiteness
  

  source: wordnet30
• total absence of light(noun.state)

  Synonym:
  black, lightlessness, pitch blackness, total darkness
  

  source: wordnet30
• The quality or state of being black; black color; atrociousness or enormity in wickedness.(noun)

  source: webster1913