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grand duke

American  

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 British  

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

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms


Etymology

Origin of grand duke

First recorded in 1685–95


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Lucrezia was the fifth child of Cosimo de’ Medici, the grand duke of Tuscany, and his wife, Eleanor de’ Toledo.

From Seattle Times ● Sep. 30, 2022

That she and Nicholas, then a grand duke, had an affair is little doubted by historians. 

From Washington Post ● Sep. 25, 2017

The grand duke mourns the absence of the wife who never loved him, and reveals to Zummo his secret commission: he wants the sculptor to make him a lifesize figure of a beautiful young woman.

From The Guardian ● Mar. 23, 2013

His grandmother’s French estate really was the Pavillon Colombe, where Edith Wharton spent her last days; his great-aunt really did marry a Russian grand duke who aided in the assassination of Rasputin.

From Slate ● Jan. 26, 2012

He had become the grand duke of Cold Sassy again.

From "Cold Sassy Tree" by Olive Ann Burns

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