From Longman Dictionary of Contemporary Englishducaldu‧cal /ˈdjuːkəl $ ˈduː-/ adjective PGOlike a duke or belonging to a duke
Examples from the Corpus
ducal• Disparities between areas of customary law could, however, be exploited by the ducal administration in Aquitaine during lawsuits.• Echoes of these symbolic assertions of ducal autonomy were also to be heard at later periods.• It was erected as a ducal chapel in 1336 by Azzone Visconti who was buried in it just three years later.• Willoughby witnessed a ducal charter in 1480 and was Richard's first sheriff of Norfolk and Suffolk.• Fitzwilliam's brothers-in-law also seem to have had ducal connections, although these are more tenuous.• Again, the grant consolidated existing ducal interests, rounding out Gloucester's influence in the honour of Pickering further east.• These are most visible when ducal retainers stood surety for each other.• Dudley also proved more willing to appoint ducal servants to offices in his gift and to employ them in his own administration. 