dependency
noun
[ dɪˈpɛnd(ə)nsi ]
• a country or province controlled by another.
• "the islands became dependencies of Norway and Denmark"
Similar:
colony,
protectorate,
province,
dominion,
outpost,
satellite,
satellite state,
holding,
possession,
tributary,
fief,
demesne,
• dependence.
• "the country's dependency on the oil industry"