'Catastrophe' definitions:

Definition of 'catastrophe'

From: WordNet
noun
An event resulting in great loss and misfortune; "the whole city was affected by the irremediable calamity"; "the earthquake was a disaster" [syn: calamity, catastrophe, disaster, tragedy, cataclysm]
noun
A state of extreme (usually irremediable) ruin and misfortune; "lack of funds has resulted in a catastrophe for our school system"; "his policies were a disaster" [syn: catastrophe, disaster]
noun
A sudden violent change in the earth's surface [syn: catastrophe, cataclysm]

Definition of 'Catastrophe'

From: GCIDE
  • Catastrophe \Ca*tas"tro*phe\, n. [L. catastropha, Gr. ?, fr. ? to turn up and down, to overturn; kata` down + ? to turn.]
  • 1. An event producing a subversion of the order or system of things; a final event, usually of a calamitous or disastrous nature; hence, sudden calamity; great misfortune. [1913 Webster]
  • The strange catastrophe of affairs now at London. --Bp. Burnet. [1913 Webster]
  • The most horrible and portentous catastrophe that nature ever yet saw. --Woodward. [1913 Webster]
  • 2. The final event in a romance or a dramatic piece; a denouement, as a death in a tragedy, or a marriage in a comedy. [1913 Webster]
  • 3. (Geol.) A violent and widely extended change in the surface of the earth, as, an elevation or subsidence of some part of it, effected by internal causes. --Whewell. [1913 Webster]

Synonyms of 'catastrophe'

From: Moby Thesaurus