Source : Webster's Revised Unabridged Dictionary (1913)

Cleanness \Clean"ness\, n. [AS. cl?nnes. See {Clean}.]
   1. The state or quality of being clean.

   2. Purity of life or language; freedom from licentious
      courses. --Chaucer.

Source : WordNet®

cleanness
     n 1: the state of being clean; without dirt or other impurities
          [ant: {dirtiness}]
     2: without moral defects