Defn: The diocese of an archbishop.
ARCHDUCAL
Arch`du"cal, a.
Defn: Of or pertaining to an archduke or archduchy.
ARCHDUCHESS
Arch`duch"ess, n. Etym: [Pref. arch- + duchess.]
Defn: The consort of an archduke; also, a princess of the imperial family of Austria. See Archduke.
ARCHDUCHY
Arch`duch"y, n.
Defn: The territory of an archduke or archduchess. Ash.
ARCHDUKE
Arch`duke", n. Etym: [Pref. arch- + duke.]
Defn: A prince of the imperial family of Austria.
Note: Formerly this title was assumed by the rulers of Lorraine, Brabant, Austria, etc. It is now appropriated to the descendants of the imperial family of Austria through the make line, all such male descendants being styled archduke, and all such female descendants archduchesses.