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.

Someone who forms their opinions about religion independently of established belief, tradition, or authority.

A term used in the late 1800s to describe individuals holding views critical of established tradition, particularly those who advocated science over religion.

a person who tries to evade dogma's