Source : Webster's Revised Unabridged Dictionary (1913)

Disciplinarian \Dis`ci*plin*a"ri*an\, a.
   Pertaining to discipline. ``Displinarian system.'' --Milman.

Disciplinarian \Dis`ci*plin*a"ri*an\, n.
   1. One who disciplines; one who excels in training,
      especially with training, especially with regard to order
      and obedience; one who enforces rigid discipline; a
      stickler for the observance of rules and methods of
      training; as, he is a better disciplinarian than scholar.

   2. A Puritan or Presbyterian; -- because of rigid adherence
      to religious or church discipline. [Obs.]

Source : WordNet®

disciplinarian
     n : someone who demands exact conformity to rules and forms
         [syn: {martinet}, {moralist}]