WordReference Random House Unabridged Dictionary of American English © 2025
sem•i•au•ton•o•my
(sem′ē ô ton′ə mē, sem′ī-),USA pronunciation n., pl. -mies.
- Governmentthe quality or state of being semiautonomous.
- Governmenta semiautonomous system of government.
- semi- + autonomy 1945–50