Noun
tsesarevich (plural tsesareviches)
Crown prince (heir apparent or presumptive) in the Russian Empire, from 1797 till 1917.
Alexei Nikolaevich of the House of Romanov was the last tsesarevich.
Alexander III died in the early afternoon of 1 November 1894 at the age of forty-nine, leaving Tsesarevich Nicholas the new Emperor of Russia, who was confirmed that evening as Tsar Nicholas II. Source: Internet
The Tsesarevich then realised that he was not a free man and that duty had to come first and foremost; the only thing left to do was to write in his diary "Farewell, dear Dusenka." Source: Internet
With the Tsesarevich s helm jammed and their admiral killed in action, she turned from her battle line, causing confusion among her fleet. Source: Internet
Van Der Kiste, John The Romanovs: 1818–1959 (Sutton Publishing, 2003) p. 94 To the scandal of many at court, including the Tsesarevich himself, Alexander II married Catherine a mere month after Marie Alexandrovna's death in 1880. Source: Internet