khanate
noun
khan·ate ˈkä-ˌnāt 
also
ˈka- : the state or jurisdiction of a khan
Example Sentences
Recent Examples on the Web Following the Bolshevik Revolution, Tajikistan and the other former emirates and khanates of the region were absorbed into the Soviet Union. 
Borja Carsi, Slate Magazine, 18 Dec. 2017 In 1552, Ivan the Terrible conquered Kazan, capital of a Muslim successor state to the Mongol khanate. Sophie Pinkham, New Republic, 26 Sep. 2017 Mongolian khanates, armies and tribes fell under his rule, often after vicious battles. Edward Wong, New York Times, 18 June 2017
Borja Carsi, Slate Magazine, 18 Dec. 2017 In 1552, Ivan the Terrible conquered Kazan, capital of a Muslim successor state to the Mongol khanate. Sophie Pinkham, New Republic, 26 Sep. 2017 Mongolian khanates, armies and tribes fell under his rule, often after vicious battles. Edward Wong, New York Times, 18 June 2017 Word History
First Known Use
1799, in the meaning defined above