Tragic

a.
  1. Of or pertaining to tragedy; of the nature or character of tragedy; as, a tragic poem; a tragic play or representation.
  2. Fatal to life; mournful; terrible; calamitous; as, the tragic scenes of the French revolution.
  3. Mournful; expressive of tragedy, the loss of life, or of sorrow.

n.
  1. A writer of tragedy.
  2. A tragedy; a tragic drama.