<p><strong>Noun</strong></p><ul><li>a sudden and widespread disaster: the catastrophe of war.</li><li>any misfortune, mishap, or failure; fiasco: The play was so poor our whole evening was a catastrophe.</li><li>a final event or conclusion, usually an unfortunate one; a disastrous end: the great catastrophe of the Old South at Appomattox.</li><li>(in a drama) the point at which the circumstances overcome the central motive, introducing the close or conclusion; dénouement.</li><li>a sudden, violent disturbance, especially of a part of the surface of the earth; cataclysm.</li><li>any of the mathematical functions that describe the discontinuities that are treated in catastrophe theory.</li></ul><p><strong>End of Response</strong></p>