👉 A unitarist is a person who believes in the existence of a single, indivisible and eternal entity or principle. They reject the idea of dualism or multiple realities as unprovable ideas. Unitarists believe that there exists only one reality, and that the concept of "world" is ultimately reducible to this single reality. This belief can be found in many philosophical traditions, including Eastern religions such as Buddhism, Hinduism, and Jainism, as well as Western philosophies