grand duchy

American  

noun

1. a territory ruled by a grand duke or grand duchess.

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grand duchy British  

noun

1. the territory, state, or principality of a grand duke or grand duchess

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Etymology

Origin of grand duchy

First recorded in 1825–35

Example Sentences

A red alert level for "extreme thermal stress" has been extended in the grand duchy until Saturday night.

From BBC • Jun. 25, 2026

Finland — until 1917 a grand duchy in that empire — and Sweden abandoned longtime national policies of military nonalignment.

From Seattle Times • Aug. 20, 2022

There is the squire’s fancy that is the Brooklyn Bridge Park, the Von Furstenberg/Barry Dillered ornament that is the , and of course the grand duchy that is the Central Park Conservancy.

From New York Times • May 28, 2013

European Union rules let EU-based companies set up subsidiaries in the tiny grand duchy to take advantage of the low tax rate.

From The Guardian • Nov. 30, 2012

DIEKIRCH, a small town in the grand duchy of Luxemburg, charmingly situated on the banks of the S�re.

From Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 4 "Diameter" to "Dinarchus" by Various