disastrous
USdi-ZAS-truhs/dɪˈzæs.tɹəs/Saydi-ZAH-struhsUK/dɪˈzɑː.stɹəs/AUS/dɪˈzaː.stɹəs/
- 1Causing great harm, damage, or suffering.
Like a storm that wrecks everything in its path.
The flood was disastrous for farmers in the valley.
Their trip ended with a disastrous car crash.
Similarcatastrophic, cataclysmic
Oppositesuccessful, beneficial, fortunate
Note
- 2Warning that something very bad is about to happen.
Like dark clouds that tell you a bad storm is coming.
The old sailors read the red sky as a disastrous warning.
Everyone fell quiet at the disastrous look on the messenger's face.
Similarominous, sinister, dire, foreboding, inauspicious
Oppositeauspicious, fortunate
Note
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Origin
It comes from the word 'disaster' plus '-ous'. 'Disaster' goes back to words meaning 'away from the star', once linked to bad luck from the stars.