Source : Webster's Revised Unabridged Dictionary (1913)

Empress \Em"press\, n. [OE. empress, emperice, OF. empereis,
   empereris, fr. L. imperatrix, fem. of imperator. See
   {Emperor}.]
   1. The consort of an emperor. --Shak.

   2. A female sovereign.

   3. A sovereign mistress. ``Empress of my soul.'' --Shak.

   {Empress cloth}, a cloth for ladies' dresses, either wholly
      of wool, or with cotton warp and wool weft. It resembles
      merino, but is not twilled.