Akademik

Ivan IV
noun
the first czar of Russia (1530-1584)
Syn: ↑Ivan Iv Vasilievich, ↑Ivan the Terrible
Instance Hypernyms: ↑czar, ↑tsar, ↑tzar

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("Ivan the Terrible")
1530-84, first czar of Russia 1547-84.

Useful english dictionary. 2012.