Nucleus

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Nucleus usually refers to the center of something, but can mean:

  • atomic nucleus, the collection of protons and neutrons in the center of an atom that carries the bulk of the atom's mass and positive charge
  • cell nucleus, the membrane-bound subcellular organelle found in eukaryotes, visible via microscopy, which contains, primarily, the cell's chromosomes
  • nucleus (neuroanatomy), a central nervous system structure composed mainly of gray matter that mediates electrical signaling within a particular subsystem
  • comet nucleus, the solid core of a comet
  • galaxy nucleus, the central region of a galaxy
  • ice nucleus, the center of an ice crystal
  • cloud condensation nuclei, the basis for the development of a cloud droplet
  • syllable nucleus, the central part of a syllable
  • sentence nucleus, the syllable which receives the greatest stress in a word
  • Nucleus CMS, an open-source weblog system
  • Nucleus RTOS, a brand of operating system
  • Nucleus (band), a British jazz-rock band led by Ian Carr

Etymology

"Nucleus" is New Latin, the diminutive of the Latin nux (nut).

This is a disambiguation page—a list of articles associated with the same title. If an internal link referred you to this page, you may wish to change the link to point directly to the intended article.
ca:Nucli

de:Kern es:Núcleo gl:Núcleo ko:핵 ia:Nucleo is:Kjarni it:Nucleo nl:Nucleus pl:Jądro

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