[f. prec. + -ATE1.] The office or position of czar or tsar.
1863. S. Edwards, Polish Captivity, I. 2989. In 1611, Ladislas was offered the Tsarate of Muscovy by the Council of Boyars.
1882. Costelloe, in Macm. Mag., XLV. 414/2. Without really endangering the Czarate.