Definition of tsar noun from the Oxford Advanced Learner's Dictionary



    (also tzar, czar) noun
    BrE BrE//zɑː(r)//
    ; NAmE NAmE//zɑːr//
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  1. 1 the title of the emperor of Russia in the past Tsar Nicholas II
  2. 2(in compounds) (informal) an official whose job is to advise the government on policy in a particular area (British English) a drugs tsar (North American English) a drug tsar
  3. Word Originfrom Russian tsar, representing Latin Caesar.Extra examples On 15th March 1917, the Tsar abdicated. The fort was established in 1632 by the ruling tsar. The table was a gift to Tsar Nicholas from Queen Victoria.