The Collaborative International Dictionary of English v.0.48:

Anarchy \An"arch*y\, n. [Gr. ?: cf. F. anarchie. See Anarch.]
   1. Absence of government; the state of society where there is
      no law or supreme power; a state of lawlessness; political
      confusion.
      [1913 Webster]

            Spread anarchy and terror all around. --Cowper.
      [1913 Webster]

   2. Hence, confusion or disorder, in general.
      [1913 Webster]

            There being then . . . an anarchy, as I may term it,
            in authors and their re?koning of years. --Fuller.
      [1913 Webster]

WordNet (r) 3.0 (2006):

anarchy
    n 1: a state of lawlessness and disorder (usually resulting from
         a failure of government) [syn: anarchy, lawlessness]