Definition of Nucleus. Meaning of Nucleus. Synonyms of Nucleus
Here you will find one or more explanations in English for the word Nucleus. Also in the bottom left of the page several parts of wikipedia pages related to the word Nucleus and, of course, Nucleus synonyms and on the right images related to the word Nucleus.
Definition of Nucleus
NucleusNucleus Nu"cle*us, n.; pl. E. Nucleuses, L. Nuclei. [L., a
kernel, dim. fr. nux, nucis, nut. Cf. Newel post.]
1. A kernel; hence, a central mass or point about which
matter is gathered, or to which accretion is made; the
central or material portion; -- used both literally and
It must contain within itself a nucleus of truth.
2. (Astron.) The body or the head of a comet.
(a) An incipient ovule of soft cellular tissue.
(b) A whole seed, as contained within the seed coats.
4. (Biol.) A body, usually spheroidal, in a cell or a
protozoan, distinguished from the surrounding protoplasm
by a difference in refrangibility and in behavior towards
chemical reagents. It is more or less protoplasmic, and
consists of a clear fluid (achromatin) through which
extends a network of fibers (chromatin) in which may be
suspended a second rounded body, the nucleolus (see
Nucleoplasm). See Cell division, under Division.
Meaning of Nucleus from wikipedia
(plural nuclei) is a Latin
word for the seed inside
a fruit. It most often refers
to: Atomic nucleus
, the very dense central region
of an atom...
- In cell biology, the nucleus
(pl. nuclei; from Latin nucleus
or nuculeus, meaning kernel
or seed) is a membrane-bound organelle found
- The atomic nucleus
is the small, dense region consisting
at the center
of an atom, discovered
in 1911 by Ernest Rutherford
- magnocellular neurosecretory cells
in the paraventricular nucleus
and the supraoptic nucleus
of the hypothalamus produce neurohypophysial
- for a sequence
sounds. It is typically
made up of a syllable nucleus
a vowel) with optional initial
and final margins
- The intermediolateral nucleus
(IML) is a region
of grey matter found
in one of the three
of the spinal
cord, the lateral
grey column. This...
- The nucleus ambiguus
" in English) is a group
of large motor
deep in the medullary reticular formation named
- The red nucleus
or nucleus ruber
is a structure
in the rostral midbrain involved
coordination. The red nucleus
is pale pink, which
- In the human
brainstem, the solitary nucleus
of the solitary
solitarius, nucleus tractus
solitarii) is a series
- The tuberomammillary nucleus
is a histaminergic nucleus located within
the posterior third
of the hypothalamus. It consists
of, largely, histaminergic...
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