Nucleus

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Nucleus Meaning and Definition in Dictionary

Definitions from Wordnet 2.0


  • a part of the cell containing DNA and RNA and responsible for growth and reproduction
  • any histologically identifiable mass of neural cell bodies in the brain or spinal cord
  • a small group of indispensable persons or things; "five periodicals make up the core of their publishing program"
  • the positively charged dense center of an atom
  • (astronomy) the center of the head of a comet; consists of small solid particles of ice and frozen gas that vaporizes on approaching the sun to form the coma and tail

Definitions from Wiktionary


  • a part of the cell containing DNA and RNA and responsible for growth and reproduction ,
  • the positively charged dense center of an atom ,
  • a small group of indispensable persons or things; "five periodicals make up the core of their publishing program" ,
  • (astronomy) the center of the head of a comet; consists of small solid particles of ice and frozen gas that vaporizes on approaching the sun to form the coma and tail ,
  • any histologically identifiable mass of neural cell bodies in the brain or spinal cord

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Wikipedia Meaning and Definition on 'Nucleus'


  • Nucleus: Nucleus (pl: nuclei) is a Latin word for the seed inside a fruit . It may refer to: Atomic nucleus , the very dense central region of an ...
  • Cell nucleus: In cell biology , the nucleus (pl. nuclei; from Latin la | nucleus or la | nuculeus, meaning kernel) is a membrane -enclosed organelle ...
  • Atomic nucleus: The nucleus is the very dense region consisting of proton s and neutron s at the center of an atom . It was discovered in 1911 as a result ...
  • Active galactic nucleus: An active galactic nucleus (AGN) is a compact region at the centre of a galaxy that has a much higher than normal luminosity over at least ...
  • Comet nucleus: The nucleus is the solid, central part of a comet , popularly termed a dirty snowball or an icy dirtball. A cometary nucleus is composed ...
  • Nucleus (neuroanatomy): In neuroanatomy , a nucleus is a brain structure consisting of a relatively compact cluster of neuron s. It is one of the two most common ...
  • Nucleus (band): Nucleus were a pioneering jazz-rock band from Britain who continued in different forms from 1969 to 1989. In their first year they won ...

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Nucleus Sample Sentences in News


  • This Rabbi Quit His Job To Create A Better Intercom For Keeping An Eye On His Kids
    Nucleus Jonathan Frankel is not your average startup founder. He doesn’t live in Silicon Valley, or even Silicon Alley. He hasn’t worked in the technology industry before. Oh, and he’s an ordained rabbi. Frankel never planned on starting his own company, let alone develop a new device, but he just sort of stumbled into it. After becoming a rabbi, Frankel wen Read more on this news related to 'Nucleus'
  • How do neutron bells toll on the skin of the atomic nucleus? Vibrations of the surface of a heavy nucleus observed
    Physicists have observed -- for the first time with such precision -- vibrations of the surface of a heavy nucleus, lead 208Pb. Through their extremely accurate measurements this team has unraveled the details of neutron oscillations in the atomic nucleus and determined how many neutrons on the surface, or ‘skin’, of the nucleus participate in unique vibration Read more on this news related to 'Nucleus'
  • Enterprise Content Management Delivers $7.50 for Every Dollar Spent, Up from $6.12 Two Years Ago, Nucleus Research Finds
    Return On Investment for enterprise content management is providing increasing value for customers according to a new analysis by Nucleus Research, delivering an average of $7.50 for every dollar spent. Read more on this news related to 'Nucleus'

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