Found 3 items, similar to Fission.
English → Indonesian (quick) Definition: fission belahan, fisi, pecahan, pembelahan
English → English (WordNet) Definition: fission fission n 1: a nuclear reaction in which a massive nucleus splits into smaller nuclei with the simultaneous release of energy [syn: nuclear fission] 2: reproduction of some unicellular organisms by division of the cell into two more or less equal parts
English → English (gcide) Definition: Fission 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 of gradual division or cleavage of the into two parts, each of which then becomes a separate and independent organisms; as when a cell in an animal or plant, or its germ, undergoes a spontaneous division, and the parts again subdivide. See Segmentation, and Cell division, under Division. [1913 Webster] 3. (Zo["o]l.) A process by which certain coral polyps, echinoderms, annelids, etc., spontaneously subdivide, each individual thus forming two or more new ones. See Strobilation. [1913 Webster] 4. (Physics) The act or process of disintegration of an atomic nucleus into two or more smaller pieces; called also nuclear fission. The process may be spontaneous or induced by capture of neutrons or other smaller nuclei, and usually proceeds with evolution of energy. [PJC]