noun
the last czar of Russia who was forced to abdicate in 1917 by the Russian Revolution; he and his family were executed by the Bolsheviks (1868-1918)
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1. (Gerard) died 1061, pope 1058-61.
2. 1868-1918, czar of Russia 1894-1917: executed 1918.
Useful english dictionary. 2012.