Source : Webster's Revised Unabridged Dictionary (1913)

Jacobinic \Jac`o*bin"ic\, Jacobinical \Jac`o*bin"ic*al\, a.
   Of or pertaining to the Jacobins of France; revolutionary; of
   the nature of, or characterized by, Jacobinism. --Burke. --
   {Jac`o*bin"ic*al*ly}, adv.