Dis*as"trous (?), a. [Cf. F. d'esastreux. See Disaster.]
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; 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.
© Webster 1913.