Martial
Part of speech: adjective
Definition: Of, relating to, or suggestive of war; warlike. Relating to or connected with the armed forces or the profession of arms or military life. Characteristic of or befitting a warrior; having a military bearing; soldierly, soldierlike, warriorlike.
Example sentence: I don't think I'm in any position to call myself a martial artist. I'm a student of the martial arts.
Military
Part of speech: adjective
Definition: Characteristic of members of the armed forces.Relating to armed forces such as the army, marines, navy and air force (often as distinguished from civilians or police forces).Relating to war.Relating to armies or ground forces.
Part of speech: noun
Definition: Armed forces.U.S. armed forces in general, including the Marine Corps.
Example sentence: All the armies of Europe, Asia and Africa combined, with all the treasure of the earth (our own excepted) in their military chest; with a Buonaparte for a commander, could not by force, take a drink from the Ohio, or make a track on the Blue Ridge, in a trial of a thousand years.