The term 'Khan Title' is a title given to a ruler of a Mongol or Turkic state. The crossword solution for this term is 'AGA', which is a title of nobility used in the Ottoman Empire and other Turkic states. It is derived from the Turkish word 'Agha', which means 'LORD' or 'MASTER'. The title was used to refer to high-ranking military officers, governors, and other important figures in the Ottoman Empire.