di ‧ sas ‧ trous /dɪˈzɑːstrəs $ dɪˈzæ-/ BrE AmE adjective
[ Word Family: noun : ↑ disaster ; adverb : ↑ disastrously ; adjective : ↑ disastrous ]
very bad, or ending in failure:
a disastrous first marriage
disastrous effects/consequences/results
Climate change could have disastrous effects on Earth.
The move proved disastrous (=was disastrous) for the company.
—disastrously adverb