Source : Webster's Revised Unabridged Dictionary (1913)

Chloride \Chlo"ride\, n. (Chem.)
   A binary compound of chlorine with another element or
   radical; as, chloride of sodium (common salt).

   {Chloride of ammonium}, sal ammoniac.

   {Chloride of lime}, bleaching powder; a grayish white
      substance, {CaOCl2}, used in bleaching and disinfecting;
      -- called more properly {calcium hypochlorite}. See
      {Hypochlorous acid}, under {Hypochlorous}.

   {Mercuric chloride}, corrosive sublimate.

Source : WordNet®

chloride
     n 1: any compound containing a chlorine atom
     2: any salt of hydrochloric acid (containing the chloride ion)