tsar: [16] Caesar was a Roman cognomen (English gets caesarian from it) and from the days of Augustus was used as part of the title of ‘emperor’. The Germanic peoples took it over in this sense (it is the source of German kaiser) and passed it on to prehistoric Slavic as *tsēsari. This has evolved into Serbo-Croat and Bulgarian tsar and Russian tsar’ – source of English tsar. => caesar
tsar (n.)
1660s, the more correct Latinization of Russian czar, from prehistoric Slavic *tsesar, from a Germanic source, ultimately from Latin Caesar. See czar. Related: Tsardom; tsarevich; tsarina; tsarevna.
例文
1. He was executed in 1887 for plotting to assassinate the tsar .
彼は共謀によるツァーリ暗殺で1887年に極刑に処せられた。
2.He assumed full authority as tsar in 1689.
1689年にツァーリを全面的に掌握した。
3.The tsar protected his personal prerogatives.
ツァーは自分のプライベート特権を守った。
4.A tsar was a living icon,invested with deep historical and religious significance.