American English

Definition of czar noun from the Oxford Advanced American Dictionary



    (also tsar, tzar) noun
    , NAmE//tsɑr//
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  1. 1the title of the emperor of Russia in the past Czar Nicholas II
  2. 2(in compounds) an official whose job is to advise the government on policy in a particular area a drug czar
See the Oxford Advanced Learner's Dictionary entry: czar