Source : Webster's Revised Unabridged Dictionary (1913)

Schismatic \Schis*mat"ic\ (s[i^]z*m[a^]t"[i^]k; so nearly all
   ortho["e]pists), a. [L. schismaticus, Gr. ?: cf. F.
   schismatique.]
   Of or pertaining to schism; implying schism; partaking of the
   nature of schism; tending to schism; as, schismatic opinions
   or proposals.

Schismatic \Schis*mat"ic\ (?; 277), n.
   One who creates or takes part in schism; one who separates
   from an established church or religious communion on account
   of a difference of opinion. ``They were popularly classed
   together as canting schismatics.'' --Macaulay.

   Syn: Heretic; partisan. See {Heretic}.

Source : WordNet®

schismatic
     adj : of or relating to or involved in or characteristic of
           schism; "schismatic sects" [syn: {schismatical}]