Meaning of DISASTROUS in English

I. -trəs sometimes -tərəs adjective

Etymology: Middle French & Old Italian; Middle French desastreux, from Old Italian disastroso, from disastro disaster + -oso (from Latin -osus -ous)

1. archaic : subject to or affected by disaster : unlucky , ill-fated

2. archaic : full of unfavorable stellar influences : unpropitious , ill-boding

3. : attended by or productive of suffering or disaster : very unfortunate : calamitous

a disastrous day

a disastrous termination

Synonyms: see unlucky

II. adjective

: extremely bad : terrible

she was a disastrous mother — Garry Wills

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.