Source : Webster's Revised Unabridged Dictionary (1913)

Indistinctness \In`dis*tinct"ness\, n.
   The quality or condition of being indistinct; want of
   definiteness; dimness; confusion; as, the indistinctness of a
   picture, or of comprehension; indistinctness of vision.

Source : WordNet®

indistinctness
     n : the quality of being indistinct [syn: {blurriness}, {fogginess},
          {fuzziness}] [ant: {distinctness}]