Noun
Any country that is a subdivision of a larger sovereign state.
The constituent countries of the Kingdom of Denmark.
An administrative division of the United Kingdom: one of England, Scotland, Wales and Northern Ireland.
A land of the Kingdom of the Netherlands, of which there are four: the Netherlands proper (comprising its twelve European provinces and the three BES Islands of the Caribbean Netherlands: Bonaire, Sint Eustatius, and Saba) and the three Caribbean island countries of Aruba, Curaçao, and Sint Maarten.
A sovereign country as a member of a larger organization.
Source: en.wiktionary.org