disastrous
UK /dɪˈzɑː.stɹəs/ · US /dɪˈzæs.tɹəs/ adjective
Forms disastress
- adjective Of the nature of a disaster; calamitous.
- adjective Foreboding disaster; ill-omened.
Synonyms
cataclysmic catastrophic baleful ill-boding inauspicious ominous sinister augurous bodeful boding dire divine fatal foreboding ill-fated ill-omened ill-starred inauspicate nefastous omenic black calamitous fateful
Antonyms
auspicious fortunate auspicial favorable fortuitous lucky propitious prosperous serendipitous teratical
Etymology
From disaster + -ous, after Middle French desastreux (modern French désastreux; from desastre (modern French désastre, “disaster”; from des- + astre, a calque of Italian disastro) + -eux), itself after Italian disastroso, from disastro + -oso, from dis- (“away, without”) (from Latin dis-) + astro (“star, planet”) (from Latin astrum (“star, celestial body”), from Ancient Greek ᾰ̓́στρον (ắstron)).
Webster’s 1913
- adjective Full of unpropitious stellar influences; unpropitious; ill-boding.
- adjective Attended with suffering or disaster; very unfortunate; calamitous; ill-fated; as, a disastrous day; a disastrous termination of an undertaking.
Etymology [Cf. F. désastreux. See Disaster.]
Sources: Wiktionary · WordNet 3.0 · Webster’s 1913 — from the Wiktionary entry “disastrous”, CC BY-SA 4.0. Details