CELL NUCLEUS

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 Dictionary entry overview: What does cell nucleus mean? 

• CELL NUCLEUS (noun)
  The noun CELL NUCLEUS has 1 sense:

1. a part of the cell containing DNA and RNA and responsible for growth and reproduction

  Familiarity information: CELL NUCLEUS used as a noun is very rare.

 Dictionary entry details 

• CELL NUCLEUS (noun)

Sense 1

Meaning:

A part of the cell containing DNA and RNA and responsible for growth and reproduction

Classified under:

Nouns denoting body parts

Synonyms:

cell nucleus; karyon; nucleus

Hypernyms ("cell nucleus" is a kind of...):

cell organ; cell organelle; organelle (a specialized part of a cell; analogous to an organ)

Meronyms (parts of "cell nucleus"):

nucleole; nucleolus (a small round body of protein in a cell nucleus; such organelles contain RNA and are involved in protein synthesis)

chromatin; chromatin granule (the readily stainable substance of a cell nucleus consisting of DNA and RNA and various proteins; during mitotic division it condenses into chromosomes)

achromatin (the part of a cell nucleus that is relatively uncolored by stains or dyes)

linin (an obsolete term for the network of viscous material in the cell nucleus on which the chromatin granules were thought to be suspended)

chromosome (a threadlike strand of DNA in the cell nucleus that carries the genes in a linear order)

Meronyms (substance of "cell nucleus"):

karyoplasm; nucleoplasm (the protoplasm that constitutes the nucleus of a cell)

Hyponyms (each of the following is a kind of "cell nucleus"):

pronucleus (the nucleus of the ovum or sperm after fertilization but before they fuse to form the nucleus of the zygote)

subthalamic nucleus (an oval mass of grey matter located in the caudal part of the subthalamus; associated with the striate body)

Holonyms ("cell nucleus" is a part of...):

cell ((biology) the basic structural and functional unit of all organisms; they may exist as independent units of life (as in monads) or may form colonies or tissues as in higher plants and animals)

 Context examples 

They may be composed of any of a number of different proteins and form a ring around the cell nucleus.

(Intermediate Filament, NLM, Medical Subject Headings)

Histones are protein complexes in the cell nucleus.

(Scientists find promising drug combination against lethal childhood brain cancers, National Institutes of Health)

Degeneration of the cell nucleus marked by contraction of the chromatin into small pieces and loss of the nuclear boundary.

(Karyorrhexis, NCI Thesaurus)

Small structures in a cell that are found in the cytoplasm (fluid that surrounds the cell nucleus).

(Mitochondria, NCI Dictionary)

The cell nuclei are large, ovoid to round and are not basally located with marked irregular nuclear membranes, cleared, vesicular, clumped, or densely hyperchromatic chromatin, and large conspicuous nucleoli.

(High Grade Flat Tubular Dysplasia of the Mouse Intestinal Tract, NCI Thesaurus/MMHCC)

Flutamide and its more potent active metabolite 2-hydroxyflutamide competitively block dihydrotestosterone binding at androgen receptors, forming inactive complexes which cannot translocate into the cell nucleus.

(Flutamide, NCI Thesaurus)

The cell nucleus is a ball of chromosomes wrapped in a protective fatty membrane.

(Scientists uncover nuclear process in the brain that may affect disease, NIH)

Upon noise exposure, FOXO3 travels into the hair cell nucleus, suggesting it might play a role in the protective response to noise-induced damage.

(Protein involved in hearing loss recovery, NIH)

They are involved in active, facilitated and passive transport of molecules in and out of the cell nucleus.

(Nucleoporin, NLM, Medical Subject Headings)

Cell nuclei are elongated, crowded, appear stratified and basally located with regular nuclear membranes, fine chromatin, and inconspicuous nucleoli.

(Low Grade Flat Tubular Dysplasia of the Mouse Intestinal Tract, NCI Thesaurus/MMHCC)