noun, plural arch·duch·ies.
Origin of archduchy
Examples from the Web for archduchy
Historical Examples of archduchy
The archduchy of Austria was, and Hungary was not, German, in the reign of the emperors.Down the Rhine
The revenues of the archduchy were some four millions of dollars.The Empire of Austria; Its Rise and Present Power
John S. C. Abbott
He also ordered the Jews to be expelled from the archduchy of Austria within six months.History of the Jews, Vol. IV (of VI)
Transleithan, trans-lī′than, adj. beyond the Leitha, the boundary river between the archduchy of Austria and Hungary.
Meanwhile Styria and Carinthia Austria created an archduchy.