Search Result for "archducal": 
Wordnet 3.0

ADJECTIVE (1)

1. belonging to or befitting an archduke or his archduchy; 



The Collaborative International Dictionary of English v.0.48:

Archducal \Arch`du"cal\, a.
   Of or pertaining to an archduke or archduchy.
   [1913 Webster]


WordNet (r) 3.0 (2006):

archducal
    adj 1: belonging to or befitting an archduke or his archduchy