- a territory ruled by a grand duke or grand duchess.
Origin of grand duchy
First recorded in 1825–35
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for grand duchy
Its capital is Arlon, which lies near the borders of the grand-duchy.
Go to Veldenz, the capital of the grand-duchy of Zweibrucken-Veldenz.
He drove, without stopping, to the grand-duchy, which he reached at two o'clock.
There is a Belgian province of Luxemburg , until 1839 part of the grand-duchy.The Nuttall Encyclopaedia
Edited by Rev. James Wood
He was responsible for the policy which threatened to involve the grand-duchy of Hesse in the fate of the Electorate in 1866.
- the territory, state, or principality of a grand duke or grand duchess
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