Source : Webster's Revised Unabridged Dictionary (1913)

Pedantry \Ped"ant*ry\, n. [Cf. F. p['e]danterie.]
   The act, character, or manners of a pedant; vain ostentation
   of learning. ``This pedantry of quotation.'' --Cowley.

         'T is a practice that savors much of pedantry. --Sir T.
                                                  Browne.

Source : WordNet®

pedantry
     n : a ostentatious and inappropriate display of learning