Definition of fission

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Fission (n.) A process by which certain coral polyps, echinoderms, annelids, etc., spontaneously subdivide, each individual thus forming two or more new ones. See Strobilation..

Lern More About Fission

Fissiparism :: Fissiparism (n.) Reproduction by spontaneous fission.
Asexual :: Asexual (a.) Having no distinct sex; without sexual action; as, asexual reproduction. See Fission and Gemmation..
Pseudofilaria :: Pseudofilaria (n.) One of the two elongated vibratile young formed by fission of the embryo during the development of certain Gregarinae.
Fissiparous :: Fissiparous (a.) Reproducing by spontaneous fission. See Fission.
Fission :: Fission (n.) A cleaving, splitting, or breaking up into parts..
Meroblastic :: Meroblastic (a.) Consisting only in part of germinal matter; characterized by partial segmentation only; as, meroblastic ova, in which a portion of the yolk only undergoes fission; meroblastic segmentation; -- opposed to holoblastic..
Fission :: Fission (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..
Holoblastic :: Holoblastic (a.) Undergoing complete segmentation; composed entirely of germinal matter, the whole of the yolk undergoing fission; -- opposed to meroblastic..
Monogenesis :: Monogenesis (n.) That form of reproduction which requires but one parent, as in reproduction by fission or in the formation of buds, etc., which drop off and form new individuals; asexual reproduction..
Individual :: Individual (n.) The product of a single egg, whether it remains a single animal or becomes compound by budding or fission..
Fissipation :: Fissipation (n.) Reproduction by fission; fissiparism.
Fissipara :: Fissipara (n. pl.) Animals which reproduce by fission.
Schizogenesis :: Schizogenesis (n.) Reproduction by fission.
Encystment :: Encystment (n.) A process which, among some of the lower forms of life, precedes reproduction by budding, fission, spore formation, etc..
Accrementition :: Accrementition (n.) The process of generation by development of blastema, or fission of cells, in which the new formation is in all respect like the individual from which it proceeds..
Protophyte :: Protophyte (n.) Any unicellular plant, or plant forming only a plasmodium, having reproduction only by fission, gemmation, or cell division..
Leptothrix :: Leptothrix (n.) Having the form of a little chain; -- applied to bacteria when, as in multiplication by fission, they form a chain of filiform individuals..
Fission :: Fission (n.) A process by which certain coral polyps, echinoderms, annelids, etc., spontaneously subdivide, each individual thus forming two or more new ones. See Strobilation..
Schizophyte :: Schizophyte (n.) One of a class of vegetable organisms, in the classification of Cohn, which includes all of the inferior forms that multiply by fission, whether they contain chlorophyll or not..
Diffission :: Diffission (n.) Act of cleaving or splitting.
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