Catastrophic
Definition 1 of 3
Pro Tip 1/3
Disaster Scale
Use 'catastrophic' to describe events that have large-scale, severe effects, like earthquakes. A catastrophic earthquake shattered the city.
Pro Tip 2/3
Negative Tone
Carries a negative connotation, implying a situation is beyond mere damage and is extremely dire. The forest fire had catastrophic consequences for the ecosystem.
Pro Tip 3/3
Not Personal
'Catastrophic' is rarely used for small, personal issues, unless exaggerated for humor. Forgetting my password was catastrophic for my online gaming career.