The Collaborative International Dictionary of English v.0.48:

Odalisque \O`da`lisque"\, n. [F., fr. Turk. odaliq chambermaid,
   fr. oda chamber, room.]
   A female slave or concubine in the harem of the Turkish
   sultan. [Written also odahlic, odalisk, and odalik.]
   [1913 Webster]

         Not of those that men desire, sleek
         Odalisques, or oracles of mode.          --Tennyson.
   [1913 Webster] Odalman