nonconformist

n. one who does not conform to conventional values or opinions

adj. not conforming to conventional values or opinions

Nonconformism is in general the refusal to conform to common standards, conventions, rules, customs, traditions, norms or laws. In specific usage (usually capitalized), however, it refers to the Protestant Christians of England who refused to "conform", or follow the governance and usages of the Church of England.
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Noun
1. a Protestant in England who is not a member of the Church of England
(synonym) chapelgoer
(antonym) Anglican
(hypernym) Protestant

Noun
1. someone who refuses to conform to established standards of conduct
(synonym) recusant
(antonym) conformist
(hypernym) dissenter, dissident, protester, objector, contestant
(hyponym) beatnik, beat
Adjective
1. not conforming to some norm or socially approved pattern of behavior or thought; "their rabidly nonformist deportment has made them legendary"; "the old stubborn nonconformist spirit of the early settlers"
(synonym) unconformist
(antonym) conformist
2. not conforming to established customs or doctrines especially in religion
(synonym) nonconforming
(similar) unorthodox

n. nonconformist, one who does not conform to conventional values or opinions

(n.)
One who does not conform to an established church; especially, one who does not conform to the established church of England; a dissenter.