Noun: tzar zaa(r)
- A male monarch or emperor (especially of Russia prior to 1917)
"The last tzar of Russia was Nicholas II";
- czar, tsar
- An official given powers to regulate or oversee a specific policy area
"the Prime Minister appointed a new drug tzar";
- tsar, czar
Derived forms: tzars
Type of: crowned head, monarch, sovereign
Encyclopedia: Tzar