NOUN (2)

1. an order to an offending party to rid itself of property; it has the purpose of depriving the defendant of the gains of wrongful behavior;
- Example: "the court found divestiture to be necessary in preventing a monopoly"

2. the sale by a company of a product line or a subsidiary or a division;

The Collaborative International Dictionary of English v.0.48:

Divestiture \Di*vest"i*ture\ (?; 135), n.
   The act of stripping, or depriving; the state of being
   divested; the deprivation, or surrender, of possession of
   property, rights, etc.
   [1913 Webster]

WordNet (r) 3.0 (2006):

divestiture
    n 1: an order to an offending party to rid itself of property;
         it has the purpose of depriving the defendant of the gains
         of wrongful behavior; "the court found divestiture to be
         necessary in preventing a monopoly"
    2: the sale by a company of a product line or a subsidiary or a
       division