Wordnet 3.0
NOUN (2)
1. 
 the state of being clean; 
 without dirt or other impurities; 
2. 
 without moral defects; 
The Collaborative International Dictionary of English v.0.48:
Cleanness \Clean"ness\, n. [AS. cl?nnes. See Clean.]
   1. The state or quality of being clean.
      [1913 Webster]
   2. Purity of life or language; freedom from licentious
      courses. --Chaucer.
      [1913 Webster]
WordNet (r) 3.0 (2006):
cleanness
    n 1: the state of being clean; without dirt or other impurities
         [ant: dirtiness, uncleanness]
    2: without moral defects