From Longman Dictionary of Contemporary Englishkhankhan /kɑːn/ noun [countable] PGOa ruler or official in India or central Asia, or their title
Examples from the Corpus
khan• It is time for us to take our cue from Buku khan and tackle the linguistic landscape of the Tarim Basin.• Some, like the notable khans of Aleppo, still survive today.Origin khan (1700-1800) Turkic kan “ruler, prince” 