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 — ► 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
Fission-fragment rocket — The fission fragment rocket is a rocket engine design that directly harnesses hot nuclear fission products for thrust, as opposed to using a separate fluid as working mass. The design can, in theory, produce very high specific impulses while… … Wikipedia
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 — I. noun Etymology: Latin fission , fissio, from findere to split more at bite Date: circa 1617 1. a splitting or breaking up into parts 2. reproduction by spontaneous division of the body into two or more parts each of which grows into a complete … New Collegiate Dictionary
fission — 1. noun a) The process whereby one item splits to become two. b) The process of splitting the nucleus of an atom into smaller particles; nuclear fission 2. verb a) To cause to undergo … Wiktionary
fission — n. & v. n. 1 Physics the spontaneous or impact induced splitting of a heavy atomic nucleus, accompanied by a release of energy. 2 Biol. the division of a cell etc. into new cells etc. as a mode of reproduction. v.intr. & tr. undergo or cause to… … Useful english dictionary
fission — [ fɪʃ(ə)n] noun 1》 division or splitting into parts. 2》 a reaction in which a heavy atomic nucleus splits in two, releasing much energy. 3》 Biology reproduction by means of a cell or organism dividing into two or more new cells or organisms. verb … English new terms dictionary
fission — noun the radioactive materials absorb neutrons and undergo fission Syn: splitting, division, dividing, rupture, breaking, severance Ant: fusion … Thesaurus of popular words
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
fission — [fish′ən, fizh′ən] n. [L fissio < fissus, pp. of findere, to cleave, split < IE base * bheid , to split > BITE] 1. a splitting apart; division into parts 2. NUCLEAR FISSION 3. Biol. a form of asexual reproduction, found in various simple … English World dictionary