Source : Webster's Revised Unabridged Dictionary (1913)

Adulteress \A*dul"ter*ess\, n. [Fem. from L. adulter. Cf.
   {Advoutress}.]
   1. A woman who commits adultery.

   2. (Script.) A woman who violates her religious engagements.
      --James iv. 4.

Source : WordNet®

adulteress
     n : a woman adulterer [syn: {fornicatress}, {hussy}, {jade}, {loose
         woman}, {slut}, {strumpet}, {trollop}]