autonomous region

Translations
автономный регион
Tibet is considered an autonomous region within China.
Тибет считается автономным регионом в составе Китая.
Definitions
An autonomous region is a distinct area within a country that has been granted a degree of self-governance and independence in certain administrative matters, allowing it to exercise control over its own affairs while still being subject to the overarching authority of the national government.
Words
autonomous

adjective
автономный
region

noun
регион