precisian
/prɪˈsɪʒ(ə)n
/noun chiefly archaic
A person who is rigidly precise or punctilious, especially as regards religious rules.‘The generality of the people who were then called puritans, precisians, religious persons’, Baxter wrote, those ‘that used to talk of God, and heaven, and scripture, and holiness adhered to the Parliament....
- She also turned her son into something of a precisian.
