noun

duchy

DUCH-ee/ˈdʌtʃi/

The territorial authority of a duke or duchess.

The duke studies a map of his duchy, including its towns and farmland.

A duke overseeing a map of his territory: a clearly bounded region containing several towns, villages and farmland, paired with a distinctive ducal coronet rather than a royal crown.
Etymology

Duché named a duke's territory, linking the land to its ruler's title. That title ultimately meant 'leader'; the English word retains the territorial sense and also covers land ruled by a duchess.

In context

wikipedia tts5:09
Luxembourg, an independent and sovereign nation with a history dating back as far as the 8th century, is the only remaining independent grand duchy, with HRH the Grand Duke Henri I (dynasty of Luxembourg-Nassau) as its head of state
Duchy | Wikipedia audio article

More examples

  • The river marks the eastern border of the duchy.
  • The duke divides his duchy between his two children.
  • The map shows several duchies within the empire.

Forms

duchy · duchies

duke noun — A high-ranking nobleman who may rule territory.

duchess noun — A female duke or a duke's wife.

Similar words

principality
A territory ruled by a prince rather than a duke.
kingdom
A realm ruled by a king or queen, not a duke.