precisian

pre·ci·sian

P0512000 (prĭ-sĭzh′ən)n.1. One who is strict and precise in adherence to established rules, forms, or standards, especially with regard to religious observance or moral behavior.2. A Puritan.
[From precise.]
pre·ci′sian·ism n.

precisian

(prɪˈsɪʒən) or

precisianist

na punctilious observer of rules or forms, esp in the field of religion preˈcisianism n

precisian

- An overly precise person, a strict observer of rules and procedures.See also related terms for rules.