\Pos"i*tive*ness\, n.
The quality or state of being positive; reality; actualness;
certainty; confidence; peremptoriness; dogmatism. See
{Positive}, a.

      Positiveness, pedantry, and ill manners. --Swift.

      The positiveness of sins of commission lies both in the
      habitude of the will and in the executed act too; the
      positiveness of sins of omission is in the habitude of
      the will only.                           --Norris.