(1) The form of theological rationalism that believes in God on the basis of reason without reference to revelation
- The belief in the existence of God, by or through reason.
- The belief in a God or gods who set the universe in motion, then ceased to interact with it.
- The religious philosophy and movement that became prominent in England, France, and the United States in the 17th and 18th centuries that rejects supernatural events (prophecy, miracles) and divine revelation prominent in organized religion, along with holy books and revealed religions that assert the existence of such things.
Reference to the 17th and 18th century movement is more frequently capitalized, while reference to the general philosophy or belief is more frequently not capitalized.