The Collaborative International Dictionary of English v.0.48:

Tragic \Trag"ic\, Tragical \Trag"ic*al\, a. [L. tragicus, Gr.?:
   cf. F. tragique.]
   1. Of or pertaining to tragedy; of the nature or character of
      tragedy; as, a tragic poem; a tragic play or
      representation.
      [1913 Webster]

   2. Fatal to life; mournful; terrible; calamitous; as, the
      tragic scenes of the French revolution.
      [1913 Webster]

   3. Mournful; expressive of tragedy, the loss of life, or of
      sorrow.
      [1913 Webster]

            Why look you still so stern and tragical ? --Shak.
      [1913 Webster] -- Trag"ic*al*ly, adv. --
      Trag"ic*al*ness, n.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Tragic \Trag"ic\, n.
   1. A writer of tragedy. [Obs.]
      [1913 Webster]

   2. A tragedy; a tragic drama. [Obs.]
      [1913 Webster]

WordNet (r) 3.0 (2006):

tragic
    adj 1: very sad; especially involving grief or death or
           destruction; "a tragic face"; "a tragic plight"; "a
           tragic accident" [syn: tragic, tragical]
    2: of or relating to or characteristic of tragedy; "tragic hero"

Moby Thesaurus II by Grady Ward, 1.0:

64 Moby Thesaurus words for "tragic":
   appalling, atrocious, awful, baneful, beastly, black, buskined,
   calamitous, cataclysmal, cataclysmic, catastrophic, cheerless,
   cothurned, crushing, deplorable, depressing, destructive, dire,
   disastrous, dismal, distressing, disturbing, dolorous, dreadful,
   fatal, forlorn, funereal, grievous, grim, hapless, heavy, hideous,
   horrendous, horrible, horrid, horrific, horrifying, ill-fated,
   ill-omened, ill-starred, inauspicious, lachrymose, lamentable,
   lugubrious, melancholy, miserable, morose, mournful, piteous,
   pitiable, pitiful, rotten, ruinous, sad, shocking, star-crossed,
   terrible, unfortunate, unhappy, unlucky, unspeakable, upsetting,
   wreckful, wretched