Source : Webster's Revised Unabridged Dictionary (1913)

Digladiate \Di*gla"di*ate\, v. i. [L. digladiari; di- = dis- +
   gladius a sword.]
   To fight like gladiators; to contend fiercely; to dispute
   violently. [Obs.]

         Digladiating like [AE]schines and Demosthenes. --Hales.