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Definition of Fission


  1. A cleaving, splitting, or breaking up into parts.
  2. 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.
  3. A process by which certain coral polyps, echinoderms, annelids, etc., spontaneously subdivide, each individual thus forming two or more new ones. See Strobilation.
More "Fission" Quotations

Fission Translations

fission in French is fission
fission in German is Spaltung
fission in Italian is fenditura
fission in Norwegian is spalting
fission in Swedish is klyvning