noun (n)

• the quality of being indistinct and without sharp outlines(noun.attribute)

  Synonym:
  blurriness, fogginess, fuzziness, softness
  Antonym:
  distinctness, sharpness
  

  source: wordnet30
• The quality or condition of being indistinct; want of definiteness; dimness; confusion; as, the indistinctness of a picture, or of comprehension; indistinctness of vision.(noun)

  source: webster1913