FREETHINKER

freethinker

(noun) a person who rejects religion

Source: WordNet® 3.1

Etymology

Noun

freethinker (plural freethinkers)

A person who has formed their opinions using reason and rational enquiry; somebody who has rejected dogma, especially with regard to religion.

Coordinate terms

Source: Wiktionary

Free"think`er, n.

Definition: One who speculates or forms opinions independently of the authority of others; esp., in the sphere or religion, one who forms opinions independently of the authority of revelation or of the church; an unbeliever; -- a term assumed by deists and skeptics in the eighteenth century. Atheist is an old-fashioned word: I'm a freethinker, child. Addison.

Syn.

– Infidel; skeptic; unbeliever. See Infidel.

Source: Webster’s Unabridged Dictionary 1913 Edition