ducal
Ducal is an adjective that relates to a duke or to a duchy. It is used to describe things associated with dukes, ducal authority, or the jurisdiction of a duke. In historical, ceremonial, and heraldic contexts, the term often appears to distinguish matters connected with ducal rule from those of other ranks.
Etymology and form: Ducal derives from the Latin dux, duc-, meaning "leader," through Old French duc and
Usage and contexts: In heraldry, ducal imagery includes items such as the ducal coronet or ducal coat
Related terms and distinctions: Ducal contrasts with imperal, royal, or princely terminology, reflecting the rank of