disastrous
di‧sas‧trous /dɪˈzɑːstrəs $ dɪˈzæ-/
adjectivevery 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
di‧sas‧trous /dɪˈzɑːstrəs $ dɪˈzæ-/
adjectivevery bad, or ending in failure:
disastrous effects/consequences/results
—disastrously adverb