grandducal

grandducal (comparative more grandducal, superlative most grandducal)

1. Alternative form of grand ducal
   • 1982, Béla K. Király, ‎Gunther Erich Rothenberg, War and Society in East Central Europe, page 73:

     Family capital — most likely grandducal and Spanish cash as well — was invested in the Habsburgs' war.

   • 1986, World Union of Jewish Studies,, Proceedings of the Ninth World Congress of Jewish Studies, Jerusalem, August 4-12, 1985:

     In the documents from the turn of the fifteenth century (not mentioning the earlier ones) from the royal or grandducal chancelleries, the term "servitur regius" appears very rarely.

   • 2006, Henk Th. van Veen, Cosimo I De' Medici and His Self-Representation in Florentine Art and Culture, →ISBN:

     It is in fact far more probable that, as Langedijk suggests, the habit of portraying Cosimo in grandducal robes was introduced only after his death.