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In general, fission is a splitting of something into its parts. Wiktionary (a portmanteau of wiki and dictionary) is a multilingual, Web-based project to create a free content dictionary, available in over 151 languages. ...

Fission may refer to:

• In physics, nuclear fission is a process where a large atomic nucleus (such as uranium) is split into two smaller nuclei.
• In biology, binary fission refers to the mitosis process whereby a prokaryote reproduces by cell division. It is similar to the mitosis and meiosis processes in eukaryotes.
• In anthropology, fission refers to the process whereby a nationstate divides and becomes multiple states (example: Yugoslavia).
• In geology, fissility refers to the property of mudstones to split along layers.

fission in other fields: A magnet levitating above a high-temperature superconductor demonstrates the Meissner effect. ... For the generation of electrical power by fission, see Nuclear power plant. ... The nucleus of an atom is the very small dense region, of positive charge, in its centre consisting of nucleons (protons and neutrons). ... This article is about the chemical element. ... For the song by Girls Aloud see Biology (song) Biology studies the variety of life (clockwise from top-left) E. coli, tree fern, gazelle, Goliath beetle Biology (from Greek: βίος, bio, life; and λόγος, logos, speech lit. ... Binary fission Binary fission is the form of asexual reproduction in single-celled organisms by which one cell divides into two cells of the same size, used by most prokaryotes. ... Mitosis divides genetic information during cell division. ... Prokaryotic bacteria cell structure Prokaryotes (IPA: //) are a group of organisms that lack a cell nucleus (= karyon), or any other membrane-bound organelles. ... This does not adequately cite its references or sources. ... Mitosis divides genetic information during cell division. ... For the figure of speech, see meiosis (figure of speech). ... Kingdoms Animalia - Animals Fungi Plantae - Plants Chromalveolata Protista Alternative phylogeny Unikonta Opisthokonta Metazoa Choanozoa Eumycota Amoebozoa Bikonta Apusozoa Cabozoa Rhizaria Excavata Corticata Archaeplastida Chromalveolata Animals, plants, fungi, and protists are eukaryotes (IPA: ), organisms whose cells are organized into complex structures by internal membranes and a cytoskeleton. ... This is about the social science. ... Yugoslavia (Jugoslavija in the Latin alphabet, Југославија in Cyrillic; English: South Slavia, or literary The Land of South Slavs) describes three political entities that existed one at a time on the Balkan Peninsula in Europe, during most of the 20th century. ... This article includes a list of works cited but its sources remain unclear because it lacks in-text citations. ... Fissility refers to the property of mudstones to split along layers, more or less parallel to the plane of bedding, thus becoming described as shales. ...

• Fission (band), is a Swedish melodic death metal band.

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