methodists is a form of:

Methodist



ENGLISH MEANING
noun
1.
One who observes method.
2.
One of an ancient school of physicians who rejected observation and founded their practice on reasoning and theory.
3.
One of a sect of Christians, the outgrowth of a small association called the "Holy Club," formed at Oxford University, A.D. 1729, of which the most conspicuous members were John Wesley and his brother Charles; -- originally so called from the methodical strictness of members of the club in all religious duties.
4.
A person of strict piety; one who lives in the exact observance of religious duties; -- sometimes so called in contempt or ridicule.
adjective
1.
Of or pertaining to the sect of Methodists; as, Methodist hymns; a Methodist elder.