The Collaborative International Dictionary of English v.0.48:

Muriated \Mu"ri*a`ted\, a.
   1. Put in brine. --Evelyn.
      [1913 Webster]

   2. (Chem.) Combined or impregnated with muriatic or
      hydrochloric acid.
      [1913 Webster]

   3. (Photog.) Prepared with chloride of silver through the
      agency of common salt.
      [1913 Webster]