The Collaborative International Dictionary of English v.0.48:

Enactment \En*act"ment\, n.
   1. The passing of a bill into a law; the giving of
      legislative sanction and executive approval to a bill
      whereby it is established as a law.
      [1913 Webster]

   2. That which is enacted or passed into a law; a law; a
      decree; a statute; a prescribed requirement; as, a
      prohibitory enactment; a social enactment.
      [1913 Webster]

WordNet (r) 3.0 (2006):

enactment
    n 1: the passing of a law by a legislative body [syn:
         enactment, passage]
    2: a legal document codifying the result of deliberations of a
       committee or society or legislative body [syn: act,
       enactment]
    3: acting the part of a character on stage; dramatically
       representing the character by speech and action and gesture
       [syn: portrayal, characterization, enactment,
       personation]