Source : Webster's Revised Unabridged Dictionary (1913)

Disarrangement \Dis`ar*range"ment\, n.
   The act of disarranging, or the state of being disarranged;
   confusion; disorder. --Cowper.

Source : WordNet®

disarrangement
     n : a condition in which an orderly system has been disrupted
         [syn: {disorganization}, {disorganisation}]