Precise in observance of legal or religious requirements; strict; overscrupulous; rigid; -- often used by way of reproach or contempt.

morally rigorous and strict; "blue laws"; "the puritan work ethic"; "puritanic distaste for alcohol"; "she was anything but puritanical in her behavior"

exaggeratedly proper; "my straitlaced Aunt Anna doesn't approve of my miniskirts"

Of or pertaining to the Puritans, or to their doctrines and practice.

of or relating to Puritans or Puritanism