Source : Webster's Revised Unabridged Dictionary (1913)

Cinerary \Cin"er*a*ry\, a. [L. cinerarius, fr. cinis ashes.]
   Pertaining to ashes; containing ashes.

   {Cinerary urns}, vessels used by the ancients to preserve the
      ashes of the dead when burned.

Source : WordNet®

cinerary
     adj : containing or used for ashes of the cremated dead; "a
           cinerary urn"