from
The Collaborative International Dictionary of English v.0.48
Disastrous \Dis*as"trous\, a. [Cf. F. d['e]sastreux. See
{Disaster}.]
1. Full of unpropitious stellar influences; unpropitious;
ill-boding. [Obs.]
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The moon
In dim eclipse, disastrous twilight sheds. --Milton.
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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.
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Wherein I spake of most disastrous chances. --Shak.
-- {Dis*as"trous*ly}, adv. -- {Dis*as"trous*ness}, n.
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