FISSION
\fˈɪʃən], \fˈɪʃən], \f_ˈɪ_ʃ_ə_n]\
Definitions of FISSION
- 2010 - New Age Dictionary Database
- 1913 - Webster's Revised Unabridged Dictionary
- 1898 - Warner's pocket medical dictionary of today.
- 1899 - The american dictionary of the english language.
- 1919 - The Concise Standard Dictionary of the English Language
- 1920 - A dictionary of scientific terms.
- 1898 - American pocket medical dictionary
- 1916 - Appleton's medical dictionary
- 1871 - The Cabinet Dictionary of the English Language
Sort: Oldest first
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A cleaving, splitting, or breaking up into parts.
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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.
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A process by which certain coral polyps, echinoderms, annelids, etc., spontaneously subdivide, each individual thus forming two or more new ones. See Strobilation.
By Oddity Software
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A cleaving, splitting, or breaking up into parts.
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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.
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A process by which certain coral polyps, echinoderms, annelids, etc., spontaneously subdivide, each individual thus forming two or more new ones. See Strobilation.
By Noah Webster.
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The act of cleaving, splitting or breaking up into parts; in physiol. multiplication by means of a process of self-division, consisting of gradual division or cleavage of the body into two parts, each of which then becomes a separate and independent individual, as when a vegetable or animal cell undergoes spontaneous division, the divided parts again subdividing, or an animalcule or polyp divides into two parts.
By Daniel Lyons
By James Champlin Fernald
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Cleavage of cells; division of a unicellular organism into two or more parts, thereby reproducing its kind.
By Henderson, I. F.; Henderson, W. D.
By Willam Alexander Newman Dorland
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