voluntarist
/ˈvɑlənˌtɛrɪst/
noun
- A person who believes that the will is the most important factor in human action, or that voluntary choice is the basis of morality, politics, or philosophy.
- The debate between determinists and voluntarists has been going on for centuries.
- The philosopher was a voluntarist who argued that free will is more important than reason.
- As a voluntarist, she believed that people should be free to make their own choices without government interference.
Antonyms