duchy Meaning, Definition & Usage

  1. noun the domain controlled by a duke or duchess
    dukedom.

WordNet

Duch"y noun
Etymology
F. duché, OF. duchée, (assumed) LL. ducitas, fr. L. dux. See Duke.
Wordforms
plural Duchies
Definitions
  1. The territory or dominions of a duke; a dukedom.

Webster 1913