Source : Webster's Revised Unabridged Dictionary (1913)

Inauspicious \In`aus*pi"cious\, a.
   Not auspicious; ill-omened; unfortunate; unlucky;
   unfavorable. ``Inauspicious stars.'' --Shak. ``Inauspicious
   love.'' --Dryden. -- {In`aus*pi"cious*ly}, adv. --
   {In`aus*pi"cious*ness}, n.

Source : WordNet®

inauspiciousness
     n : the quality of suggesting an unsuccessful result [syn: {unpropitiousness}]
         [ant: {auspiciousness}, {auspiciousness}]