adjective of the
nature of a
catastrophe, or disastrous event; calamitous:
a catastrophic failure of the dam.
Related forms cat·a·stroph·i·cal·ly, adverb
non·cat·a·stroph·ic, adjective
non·cat·a·stroph·i·cal·ly, adverb
su·per·cat·a·stroph·ic, adjective
un·cat·a·stroph·ic, adjective
un·cat·a·stroph·i·cal·ly, adverb