katabasis /kəˈtæbəsɪs/

• 1. 

  N the retreat of the Greek mercenaries of Cyrus the Younger, after his death at Cunaxa, from the Euphrates to the Black Sea in 401–400 bc under the leadership of Xenophon: recounted in his Anabasis 希腊雇佣的小居鲁士军队的撤军 → compare anabasis