noun

• Refusal to conform to the doctrine, discipline, or practice of a state religion, especially refusal by other Protestants to conform to the doctrine or discipline of the Church of England; the principles or practice of nonconformists; nonconformists as a class.
• Rejection of, or failure to conform to, a practice, standard, rule, or law.
• (geology) A type of unconformity in which a non-sedimentary rock intrudes in sedimentary layers.
• Alternative form of nonconformity (“refusal to conform to a state religion”). [Refusal to conform to the doctrine, discipline, or practice of a state religion, especially refusal by other Protestants to conform to the doctrine or discipline of the Church of England; the principles or practice of nonconformists; nonconformists as a class.]