» nucleus
Words people most associate with “nucleus”:
[via wordassociation.org]
Noun (6 meanings)
1. a part of the cell containing DNA and RNA and responsible for growth and reproduction.
nucleus is a type of:
- organelle, cell organelle, cell organ (noun) - a specialized part of a cell
types of nucleus:
- pronucleus (noun) - the nucleus of the ovum or sperm after fertilization but before they fuse to form the nucleus of the zygote
- subthalamic nucleus (noun) - an oval mass of grey matter located in the caudal part of the subthalamus
nucleus is a part of:
- cell (noun) - (biology) the basic structural and functional unit of all organisms
nucleus is made from:
- nucleoplasm, karyoplasm (noun) - the protoplasm that constitutes the nucleus of a cell
parts of nucleus:
- achromatin (noun) - the part of a cell nucleus that is relatively uncolored by stains or dyes
- chromatin, chromatin granule (noun) - the readily stainable substance of a cell nucleus consisting of DNA and RNA and various proteins
- chromosome (noun) - a threadlike strand of DNA in the cell nucleus that carries the genes in a linear order
- linin (noun) - an obsolete term for the network of viscous material in the cell nucleus on which the chromatin granules were thought to be suspended
- nucleolus, nucleole (noun) - a small round body of protein in a cell nucleus
nucleus is derivationally related to:
- to nucleate (verb) - form into a nucleus
2. the positively charged dense center of an atom.
nucleus is a type of:
- center, centre, midpoint (noun) - a point equidistant from the ends of a line or the extremities of a figure
nucleus is a part of:
- atom (noun) - (physics and chemistry) the smallest component of an element having the chemical properties of the element
parts of nucleus:
- nucleon (noun) - a constituent (proton or neutron) of an atomic nucleus
3. a small group of indispensable persons or things.
Example:
- “five periodicals make up the core of their publishing program”
4. (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.
nucleus is a type of:
- center, centre, midpoint (noun) - a point equidistant from the ends of a line or the extremities of a figure
nucleus is a part of:
- comet (noun) - (astronomy) a relatively small extraterrestrial body consisting of a frozen mass that travels around the sun in a highly elliptical orbit
Domain of synset - TOPIC:
5. any histologically identifiable mass of neural cell bodies in the brain or spinal cord.
nucleus is a type of:
- neural structure (noun) - a structure that is part of the nervous system
types of nucleus:
- dentate nucleus (noun) - a large laminar nucleus of grey matter within the white matter of each cerebral hemisphere
6. the central structure of the lens that is surrounded by the cortex.
nucleus is a type of:
- structure, anatomical structure, complex body part, bodily structure, body structure (noun) - a particular complex anatomical part of a living thing