资料来源 : Webster's Revised Unabridged Dictionary (1913)

Dissipative \Dis"si*pa*tive\, a.
   Tending to dissipate.

   {Dissipative system} (Mech.), an assumed system of matter and
      motions in which forces of friction and resistances of
      other kinds are introduced without regard to the heat or
      other molecular actions which they generate; -- opposed to
      {conservative system}.