[1] : The Collaborative International Dictionary of English v.0.48

debauchery \debauch"ery\, n.; pl. debaucheries.
   1. corruption of fidelity; seduction from virtue, duty, or
      allegiance.
      1913 webster

            the republic of paris will endeavor to complete the
            debauchery of the army.               --burke.
      1913 webster

   2. excessive indulgence of the appetites; especially,
      excessive indulgence of lust; intemperance; sensuality;
      habitual lewdness.
      1913 webster

            oppose . . . debauchery by temperance. --sprat.
      1913 webster
see also:
debaucheries 

[2] : WordNet (r) 2.0

debauchery
     n : a wild gathering involving excessive drinking and
         promiscuity syn: orgy, debauch, saturnalia, riot,
          bacchanal, bacchanalia, drunken revelry
see also:
orgy debauch saturnalia riot bacchanal bacchanalia 
drunken revelry 

[3] : Moby Thesaurus II by Grady Ward, 1.0

25 moby thesaurus words for "debauchery":
   carousal, carouse, debauch, debauchment, dissipation,
   dissoluteness, fastness, free living, gallantry, high living,
   killing pace, libertinage, libertinism, license, licentiousness,
   orgy, profligacy, rakishness, riotous living, saturnalia,
   unbridledness, venery, wenching, whoring, wildness

Debauchery >> D Words
Debauchery, definition of term: Debauchery
debauchery_pag1.html