ca·tas·tro·phe

[kuh-tas-truh-fee]
noun
1.
a sudden and widespread disaster: the catastrophe of war.
2.
any misfortune, mishap, or failure; fiasco: The play was so poor our whole evening was a catastrophe.
3.
a final event or conclusion, usually an unfortunate one; a disastrous end: the great catastrophe of the Old South at Appomattox.
4.
(in a drama) the point at which the circumstances overcome the central motive, introducing the close or conclusion; dénouement. Compare catastasis, epitasis, protasis.
5.
Geology. a sudden, violent disturbance, especially of a part of the surface of the earth; cataclysm.
6.
Also called catastrophe function. Mathematics. any of the mathematical functions that describe the discontinuities that are treated in catastrophe theory.

Origin:
1570–80; < Greek katastrophḗ an overturning, akin to katastréphein to overturn. See cata-, strophe

cat·a·stroph·ic [kat-uh-strof-ik] , cat·a·stroph·i·cal, ca·tas·tro·phal, adjective
su·per·ca·tas·tro·phe, noun


1. misfortune, calamity. 1, 3. See disaster.


1, 3. triumph.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
Cite This Source Link To catastrophe
00:10
Catastrophe is always a great word to know.
So is crust. Does it mean:
process where the surface of the earth is worn away by the action of water, glaciers, winds, waves
outer layer of the earth, about 22 miles deep under the continents and 6 miles deep under the oceans
Collins
World English Dictionary
catastrophe (kəˈtæstrəfɪ) [Click for IPA pronunciation guide]
 
n
1.  a sudden, extensive, or notable disaster or misfortune
2.  the denouement of a play, esp a classical tragedy
3.  a final decisive event, usually causing a disastrous end
4.  Also called: cataclysm any sudden and violent change in the earth's surface caused by flooding, earthquake, or some other rapid process
 
[C16: from Greek katastrophē, from katastrephein to overturn, from strephein to turn]
 
catastrophic
 
adj
 
cata'strophically
 
adv

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Etymonline
Word Origin & History

catastrophe
1540, "reversal of what is expected" (especially a fatal turning point in a drama), from Gk. katastrephein "to overturn," from kata "down" + strephein "turn" (see strophe). Extension to "sudden disaster" is first recorded 1748.
Online Etymology Dictionary, © 2010 Douglas Harper
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Encyclopedia Britannica
Encyclopedia

catastrophe

in literature, the final action that completes the unraveling of the plot in a play, especially in a tragedy. Catastrophe is a synonym of denouement. The term is sometimes applied to a similar action in a novel or story.

Learn more about catastrophe with a free trial on Britannica.com.

Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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Example sentences
And in those deaths, public health experts hear the distant rumbling of a
  global catastrophe.
But that, in itself, isn't enough to turn a burst bubble into a catastrophe for
  the economy as a whole.
Few people believe it would have handled the many-headed catastrophe any more
  adroitly.
The only obligation for the screenwriters going forward is to come up with a
  new catastrophe.
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