Cathay

Cathay, name by which North China was known in medieval Europe. The word is derived from Khitay (or Khitan), the name of a seminomadic people who left southeastern Mongolia in the 10th century ce to conquer part of Manchuria and northern China, which they held for about 200 years. By the time of Genghis Khan (died 1227), the Mongols had begun referring to North China as Kitai and South China as Mangi. Kitai is still...