D defs.my
Entry 1 sense Webster, 1913

cæsar

/(sē"zẽr)/ · cæ·sar · IPA
01 n. A Roman emperor, as being the successor of Augustus Cæsar. Hence, a kaiser, or emperor of Germany, or any emperor or powerful ruler. See …
  1. 1.
    A Roman emperor, as being the successor of Augustus Cæsar. Hence, a kaiser, or emperor of Germany, or any emperor or powerful ruler. See Kaiser, Kesar, Tsar. See: Kaiser, Kesar, Tsar
    “Marlborough anticipated the day when he would be servilely flattered and courted by Cæsar on one side and by Louis the Great on the other.” Macaulay.