- (n.) A cleaving, splitting or breaking up into parts.
- (n.) A process by which certain coral polyps, echinoderms, annelids, etc., spontaneously subdivide, each individual thus forming two or more new ones. See Strobilation.
- (n.) 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.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). fission. Retrieved September 20, 2026, from http://smartdefine.org/fission/definitions/2008229 |
| Chicago | Webster's. 2011. "fission" http://smartdefine.org/fission/definitions/2008229 (accessed September 20, 2026). |
| Harvard | Webster's 2011, fission, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/fission/definitions/2008229>. |
| MLA | Webster's. "fission" 27 May 2011. Web. 20 September 2026. <http://smartdefine.org/fission/definitions/2008229> |