atomic fission

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• fission —   n. Physics, splitting, especially of atomic nuclei, accompanied by release of immense energies.    ♦ fissionable, a. capable of being split, especially of unstable minerals used in atomic fission.    ♦ fissile, a. easily split; capable of… …   Dictionary of difficult words

• Fission product — Fission products are the atomic fragments left after a large nucleus fissions. Typically, a large nucleus like Uranium fissions by splitting into two smaller nuclei, along with a few neutrons and a large release of energy in the form of heat… …   Wikipedia

• Fission — is a splitting of something into two parts.Fission may refer to: *In physics, nuclear fission is a process where a large atomic nucleus (such as uranium) is split into two smaller nuclei *In biology, binary fission is the mitosis process whereby… …   Wikipedia

• atomic energy — n energy that can be liberated by changes in the nucleus of an atom (as by fission of a heavy nucleus or fusion of light nuclei into heavier ones with accompanying loss of mass) * * * energy that can be liberated by changes in the nucleus of an… …   Medical dictionary

• fission — UK US /ˈfɪʃən/ noun [U] ENVIRONMENT ► a process in which the nucleus of an atom divides and releases a large amount of energy: atomic/nuclear fission »Industrialized nations should increase their efforts in supporting energy efficiency, renewable …   Financial and business terms

• Fission — Fis sion, n. [L. fissio. See {Fissure}.] 1. A cleaving, splitting, or breaking up into parts. [1913 Webster] 2. (Biol.) A method of asexual reproduction among the lowest (unicellular) organisms by means of a process of self division, consisting… …   The Collaborative International Dictionary of English

• Atomic energy — is an outdated phrase which can mean a number of things related to energy produced by atoms:*Nuclear energy, the energy resulting of potential difference of the nuclear force*Nuclear reaction, a process in which two nuclei or nuclear particles… …   Wikipedia

• fission — [n] splitting atomic reaction, atom smashing, dividing, division, nuclear fission, parting, severance, splitting the atom, thermonuclear reaction; concept 500 …   New thesaurus

• fission — ► NOUN 1) the action of splitting or being split into two or more parts. 2) a reaction in which an atomic nucleus splits in two, releasing much energy. 3) Biology reproduction by means of cell division. ► VERB ▪ undergo fission. DERIVATIVES… …   English terms dictionary

• atomic disintegration — n. a process resulting in the change of a radioactive nucleus, either by emission of an alpha, beta, or gamma ray or by fission, and producing a change in the original mass, atomic number, or energy * * * …   Universalium

• atomic disintegration — n. a process resulting in the change of a radioactive nucleus, either by emission of an alpha, beta, or gamma ray or by fission, and producing a change in the original mass, atomic number, or energy …   English World dictionary