The title itself is derived from the title Emir. Emir, meaning "commander" or "Prince", is derived from the Semitic root "Amr", meaning "command". Originally it simply meant "commander" or "leader", usually in reference to a group of people. It came to be used as a title of governors or rulers, typically in smaller states, and usually renders the English word "Prince." The word entered English in 1595, from the French émir