unmannedsystem
nounUK /ʌnˈmænd ˈsɪstəm/
US /ʌnˈmænd ˈsɪstəm/
A machine that works by itself without a person inside it.
The drone is an unmanned system that flies on its own.
RELATED WORDS
OTHER MEANINGS
2. A vehicle like a car or boat that drives itself without a driver.
The unmanned system carried supplies across the field.
3. A flying machine that is steered by a computer or a person on the ground.
The unmanned system took pictures from high in the sky.
4. A set of machines and computers that work together without people.
The factory uses an unmanned system to move boxes.