Source : Webster's Revised Unabridged Dictionary (1913)

Martial \Mar"tial\, a. [F., fr. L. martialis of or belonging to
   Mars, the god of war. Cf. {March} the month.]
   1. Of, pertaining to, or suited for, war; military; as,
      martial music; a martial appearance. ``Martial equipage.''
      --Milton.

   2. Practiced in, or inclined to, war; warlike; brave.

            But peaceful kings, o'er martial people set, Each
            other's poise and counterbalance are. --Dryden.

   3. Belonging to war, or to an army and navy; -- opposed to
      {civil}; as, martial law; a court-martial.

   4. Pertaining to, or resembling, the god, or the planet,
      Mars. --Sir T. Browne.

   5. (Old Chem. & Old Med.) Pertaining to, or containing, iron;
      chalybeate; as, martial preparations. [Archaic]

   {Martial flowers} (Med.), a reddish crystalline salt of iron;
      the ammonio-chloride of iron. [Obs.]

   {Martial law}, the law administered by the military power of
      a government when it has superseded the civil authority in
      time of war, or when the civil authorities are unable to
      enforce the laws. It is distinguished from military law,
      the latter being the code of rules for the regulation of
      the army and navy alone, either in peace or in war.