Czar

Tsar , tsär, or zär, n. the emperor of Ru ia:— fem. Czari′na , Tsari′na .— ns. Czar′evitch , Tsar- , a son of a czar.— Cesar′evitch is the title of the eldest son, and Cesarev′na , of his wife.— ns. Czarev′na , Tsarev′na , a daughter of a czar. [Ru . tsar i , a king; conn. with Ger. kaiser , ult. from L. cæsar , a king or emperor.]