Definition of dukedom:
region (part of speech: noun)
To the brain which christened Oliver Twist we owe Henry Price, a subject of the King of Poland, Lewis Jackson, a " Portingall," and Alexander Faith, a steward to the Venice Ambassador, born in the dukedom of Florence.- "The Romance of Names", Ernest Weekley.
- "Paris As It Was and As It Is", Francis W. Blagdon.
- "Hero Tales and Legends of the Serbians", Woislav M. Petrovitch.