reactor meltdown

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• meltdown — [[t]me̱ltdaʊn[/t]] meltdowns 1) N VAR If there is meltdown in a nuclear reactor, the fuel rods start melting because of a failure in the system, and radiation starts to escape. Scientists warned that emergency cooling systems could fail and a… …   English dictionary

• Meltdown — is a term generally referring to a nuclear meltdown or the melting of a nuclear reactor core as a result of a serious nuclear accident. The term has also been borrowed to describe the following: The Subprime mortgage crisis A tantrum Meltdown… …   Wikipedia

• Meltdown (1986 video game) — Meltdown Developer(s) Ross Goodley Publisher(s) Alligata Software …   Wikipedia

• meltdown — ► NOUN 1) an accident in a nuclear reactor in which the fuel overheats and melts the reactor core. 2) a disastrous collapse or breakdown …   English terms dictionary

• meltdown — (n.) by 1937 in the ice cream industry; by 1956 in reference to a nuclear reactor, from verbal phrase, from MELT (Cf. melt) (v.) + DOWN (Cf. down) (adv.). Metaphoric extension since 1979 …   Etymology dictionary

• meltdown — [melt′doun΄] n. 1. a situation in which a rapid rise in the power level of a nuclear reactor, as from a defect in the cooling system, results in the melting of the fuel rods and the release of dangerous radiation and may cause the core to sink… …   English World dictionary

• Meltdown (8-bit video game) — Infobox VG| title = Meltdown developer = Ross Goodley publisher = Alligata Software designer = engine = released = 1986 genre = Arcade adventure; Maze modes = Single player ratings = platforms = Amstrad CPC media = Floppy disc, Cassette… …   Wikipedia

• meltdown — noun a) Severe overheating of the core of a nuclear reactor resulting in the core melting and radiation escaping. Four years have passed since the meltdown at the Chernobyl nuclear plant, but the grim legacy of the Soviet catastrophe is still… …   Wiktionary

• meltdown — UK [ˈmeltˌdaʊn] / US noun [countable/uncountable] Word forms meltdown : singular meltdown plural meltdowns 1) physics an accident in a nuclear reactor in which the temperature increases in the nuclear fuel until it melts and bursts through its… …   English dictionary

• meltdown — n. a total collapse of anything. (From the term used to describe the self destruction of a nuclear reactor.) □ There seems to have been a meltdown in the computer center, and all our records were lost. □ The meltdown in the securities markets was …   Dictionary of American slang and colloquial expressions

• reactor — noun ADJECTIVE ▪ nuclear, nuclear power ▪ breeder, fast, fast breeder, fission, fusion, gas cooled, light water, etc …   Collocations dictionary