grand duke

noun

1. the sovereign of a territory called a grand duchy, ranking next below a king.
2. a son of a czar or of a czar's son.

grand duke

noun

1. a prince or nobleman who rules a territory, state, or principality
2. a son or a male descendant in the male line of a Russian tsar
3. a medieval Russian prince who ruled over other princes

Other Words From

• grand-ducal adjective

Word History and Origins

Origin of grand duke¹

First recorded in 1685–95

Example Sentences

Alix and Grand Duke Nicholas of Russia fell in love, but parents on both sides forbade the match.

From The Daily Beast

I had no idea who they were, as the Grand Duke was in morning costume, and had no star or decoration to distinguish him.

From Project Gutenberg

This week has been one of great excitement in Weimar, on account of the wedding of the son of the Grand Duke.

From Project Gutenberg

I beg you to put aside all such suspicions, and to reassure the Grand Duke, who is very much annoyed, so Rubinstein tells me.

From Project Gutenberg

As the Grand Duke remarked laughingly, during the sitting of the jury: Secret de la comdie.

From Project Gutenberg

It is to the Grand Duke that Ogareff owes his first disgrace; and what is more serious is, that this man is not known to him.

From Project Gutenberg