Dis·as·trous a.
  1. Full of unpropitious stellar influences; unpropitious; ill-boding. [Obs.]
  The moon
  In dim eclipse, disastrous twilight sheds.   --Milton.
  2. Attended with suffering or disaster; very unfortunate; calamitous; ill-fated; ending in utter failure or ruin; as, a disastrous day; a disastrous termination of an undertaking.
     Wherein I spake of most disastrous chances.   --Shak.
  -- Dis*as*trous*ly, adv. -- Dis*as*trous*ness, n.
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