Definition of


  1. (adj, all) (of events) having extremely unfortunate or dire consequences; bringing ruin
    a calamitous defeat
    the battle was a disastrous end to a disastrous campaign
    such doctrines, if true, would be absolutely fatal to my theory
    it is fatal to enter any war without the will to win it
    a fateful error

via WordNet, Princeton University

Synonyms of Disastrous

black, calamitous, fatal, fateful

Alternate forms of Disastrous

Derivations: disaster

Origin of the word Disastrous

  1. 1580s, from Fr. d?sastreux (16c.), from d?sastre (see disaster). more

via Online Etymology Dictionary, ©2001 Douglas Harper

Words that sound like Disastrous

destress, dexterous, dextrorse, dextrose, dextrous, diestrous, diestrus, dioestrous, distress, dustrag, dysdercus

via soundex() Hash Matches

Note: If you're looking to improve your vocabulary right now, we highly recommend Ultimate Vocabulary Software.

Word of the Moment


a member of a religious cult