Precisian /(?)/

Pre·ci·sian

Precisian

n.
  1. One who limits, or restrains. [Obs.]
  2. An overprecise person; one rigidly or ceremoniously exact in the observance of rules; a formalist; -- formerly applied to the English Puritans.
    The most dissolute cavaliers stood aghast at the dissoluteness of the emancipated precisian.