FISSION • E-FREE TRANSLATION.COM • Definition of Fission

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/fˈɪʃən/ Listen

Fission

noun

Reproduction of some unicellular organisms by division of the cell into two more or less equal parts.

A nuclear reaction in which a massive nucleus splits into smaller nuclei with the simultaneous release of energy. Synonym: nuclear fission.

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Etymology of 'Fission'

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"Fission" Quotes from Famous Books

... division by a mitosis essentially of the same character, with the formation of a spindle and the differentiation of chromosomes. It is further stated by Olive that the chromosomes undergo longitudinal fission, and that for the same species the same number of chromosomes appear at each division. H. Wager speaks with greater reserve, acknowledging, however, the central body to be a nucleus of a rudimentary type, but devoid of nuclear membrane and ...

— Project Gutenberg Encyclopedia

... we noticed that they reproduced by fission, each adult individual dividing into two young ones. There is therefore no old parent left to die. Natural death does not occur here, only death by violence or unfavorable conditions. The protozoa are immortal, not in the sense of the endless persistence ...

— The Whence and the Whither of Man • John Mason Tyler

Words linked to "Fission" : schizogony, nuclear reaction, agamogenesis, asexual reproduction