splitting of the nucleus

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• Comet nucleus — The nucleus of Comet Tempel 1. The nucleus is the solid, central part of a comet, popularly termed a dirty snowball. A cometary nucleus is composed of rock, dust, and frozen gases. When heated by the Sun, the gases sublimate and produce an… …   Wikipedia

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• Tail of the trenches — Tail Tail, n. [AS. t[ae]gel, t[ae]gl; akin to G. zagel, Icel. tagl, Sw. tagel, Goth. tagl hair. [root]59.] 1. (Zo[ o]l.) The terminal, and usually flexible, posterior appendage of an animal. [1913 Webster] Note: The tail of mammals and reptiles… …   The Collaborative International Dictionary of English

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• List of infantry divisions of the Soviet Union 1917–1957 — The Soviet Union s Red Army raised over four hundred and fifty numbered rifle divisions (infantry) during the Second World War. Usually the rifle divisions were controlled by the higher head quarters of the Rifle Corps. But scores of these… …   Wikipedia

• Luke & The Apostles — was a 1960s blues group in Toronto, best known for containing Canadian guitar legend Mike McKenna and for providing the training ground for musicians who went on to notable Canadian bands such as McKenna Mendelson Mainline, Kensington Market and… …   Wikipedia

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• fission — 1. The act of splitting, e.g., amitotic division of a cell or its nucleus. 2. Splitting of the nucleus of an atom. [L. fissio, a cleaving, fr. findo, pp. fissus, to cleave] binary f. simple f. in which the two new cells are approximately equal in …   Medical dictionary

• gamma ray — Physics. 1. a photon of penetrating electromagnetic radiation (gamma radiation) emitted from an atomic nucleus. 2. a photon emitted by an electron as a result of internal conversion. 3. electromagnetic radiation with wavelengths shorter than… …   Universalium

• fission — /fish euhn/, n. 1. the act of cleaving or splitting into parts. 2. Also called nuclear fission. Physics. the splitting of the nucleus of an atom into nuclei of lighter atoms, accompanied by the release of energy. Cf. fusion (def. 4). 3. Biol. the …   Universalium

• fission — fis•sion [[t]ˈfɪʃ ən[/t]] n. 1) the act of cleaving or splitting into parts 2) phs the splitting of the nucleus of an atom into nuclei of lighter atoms, accompanied by the release of energy 3) dvl the division of a biological organism into new… …   From formal English to slang