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 atom Cell nucleus
  • Ventral posterolateral nucleus: posterolateral nucleus (VPL) is a nucleus of the thalamus. Together with the ventral posteromedial nucleus (VPM), ventral posterior inferior nucleus (VPI) and
  • Lateral posterior nucleus of thalamus: posterior nucleus is a nucleus of the thalamus. It acts in concert with the pulvinar. http://brainmaps.org/index.php?y=lateral+posterior+nucleus+of+thalamus
  • Cell nucleus: In cell biology, the nucleus (pl. nuclei; from Latin nucleus or nuculeus, meaning kernel) is a membrane-enclosed organelle found in eukaryotic cells.
  • Lateral dorsal nucleus of thalamus: The lateral dorsal nucleus is a nucleus of the thalamus. It acts in concert with the anterior nuclei of thalamus. It receives significant input from several
  • Ventral posteromedial nucleus: The ventral posteromedial nucleus (VPM) is a nucleus of the thalamus. It conveys facial sensory information of the trigeminothalamic tract, from the solitary
  • Abducens nucleus: The abducens nucleus is the originating nucleus from which the abducens nerve (VI) emerges - a cranial nerve nucleus. This nucleus is located beneath
  • Trochlear nucleus: The nucleus of the trochlear nerve is located in the midbrain, at the level of the inferior colliculus. It is a motor nucleus, so is located near the
  • Principal sensory nucleus of trigeminal nerve: The principal sensory nucleus (or chief sensory nucleus of V) is a group of second order neurons which have cell bodies in the caudal pons. It receives

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