Catastrophically means in a very bad way. When something catastrophic happens, it's usually quite bad.
The car crashed catastrophically and he was injured.
The economy is catastrophically in decline, and there's a lot of fear and uncertainty.
ADV
with unfortunate consequences
1
Failure of elements to conform in the framework is catastrophic.
2
Edward was blamed by the barons for the catastrophic failure of the campaign.
3
It is a prelude to a catastrophe.
4
The postponement was catastrophic.
5
The effect of this is quite catastrophic.
6
The result was quite catastrophic.
7
The collision damage to the Constellation was catastrophic.
8
The results of partition were catastrophic.
9
The volcanic eruption was the source of the catastrophe.
10
There is an obelisk marking the spot of the catastrophe.