Source : Webster's Revised Unabridged Dictionary (1913)

Goodness \Good"ness\, n. [AS. g?dnes.]
   The quality of being good in any of its various senses;
   excellence; virtue; kindness; benevolence; as, the goodness
   of timber, of a soil, of food; goodness of character, of
   disposition, of conduct, etc.

Source : WordNet®

goodness
     n 1: that which is good or valuable or useful; "weigh the good
          against the bad"; "among the highest goods of all are
          happiness and self-realization" [syn: {good}] [ant: {bad},
           {bad}]
     2: moral excellence or admirableness; "there is much good to be
        found in people" [syn: {good}] [ant: {evil}, {evil}]