Catastrophe

Catastrophe or catastrophic comes from the Greek κατά (kata) = down; στροφή (strophē) = turning (). It may refer to the following:

==A general or specific event== Disaster, a devastating event The Asia Minor Catastrophe, a Greek name for the 1923 Greek defeat at the Greco-Turkish War The Holocaust, also known by the Hebrew name HaShoah which translates to "The Catastrophe" The Chernobyl catastrophe, also known as the Chernobyl disaster Blue sky catastrophe, a type of bifurcation of a periodic orbit, where the orbit vanishes into the blue sky Catastrophic failure, complete failure of a system from which recovery is impossible (e.g. a bridge collapses) Climate catastrophe, also known as climate apocalypse Ecological catastrophe, a disaster to the natural environment due to human activity Error catastrophe, extinction of an organism as a result of excessive mutations The Ikiza, which translates to the catastrophe from Kirundi, in Central Africa Infrared catastrophe or infrared divergence is a situation in particle physics in which a particular integral diverges Iron catastrophe, runaway melting of early Earth's interior as a result of potential energy release from sinking iron and nickel melted by heat of radioactive decay Malthusian catastrophe, prediction of a forced return to subsistence-level conditions once population growth has outpaced agricultural production Mitotic catastrophe, an event in which a cell is destroyed during mitosis Nakba, Arabic word meaning catastrophe, referring to the 1948 Palestinian expulsion and flight, and ongoing ethnic cleansing by Israel of Palestinian Arabs Nedelin catastrophe, launch pad accident at Baikonur test range of Baikonur Cosmodrome Oxygen catastrophe, the biologically induced appearance of dioxygen (O2) in Earth's atmosphere Toba catastrophe theory, hypothesis that the Toba supervolcanic eruption caused a global volcanic winter and 1,000-year-long cooling episode Ultraviolet catastrophe, the prediction by classical physics that a black body will emit radiation at infinite power Vacuum catastrophe, the discrepancy between theoretical and measured vacuum energy density in cosmology