Of or pertaining to the Puritans; resembling, or characteristic of, the Puritans.
source: Webster 1913
noun
a member of a group of English Protestants who in the 16th and 17th centuries thought that the Protestant Reformation under Elizabeth was incomplete and advocated the simplification and regulation of forms of worship
source: WordNet 3.0
someone who adheres to strict religious principles; someone opposed to sensual pleasures
source: WordNet 3.0
a person excessively concerned about propriety and decorum
source: WordNet 3.0
One who, in the time of Queen Elizabeth and the first two Stuarts, opposed traditional and formal usages, and advocated simpler forms of faith and worship than those established by law; -- originally, a term of reproach. The Puritans formed the bulk of the early population of New England.