Nucleus vs. Nuclei

Nucleus vs. Nuclei — Is There a Difference?
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Difference Between Nucleus and Nuclei

Nucleusnoun

A central or essential part around which other parts are gathered or grouped; a core

the nucleus of a city.

Nucleinoun

A plural of nucleus.

Nucleusnoun

Something regarded as a basis for future development and growth; a kernel

a few paintings that formed the nucleus of a great art collection.

Nucleinoun

plural of nucleus

Nucleusnoun

(Biology) A membrane-bound organelle within a eukaryotic cell that contains most of the cell's genetic material. DNA transcription takes place in the nucleus.

Nucleusnoun

(Anatomy) A group of specialized nerve cells or a localized mass of gray matter in the brain or spinal cord.

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Nucleusnoun

(Physics) The positively charged central region of an atom, composed of protons and neutrons, about which negatively charged electrons orbit. Extremely small and dense, the nucleus contains almost all of the mass of an atom.

Nucleusnoun

(Chemistry) A group of atoms bound in a structure, such as a benzene ring, that is resistant to alteration in chemical reactions.

Nucleusnoun

The central, often brightest part of the head of a comet.

Nucleusnoun

The solid part of a comet, composed of ice and smaller amounts of dust and rock.

Nucleusnoun

The central, often brightest part of a galaxy.

Nucleusnoun

(Meteorology) A particle on which water vapor molecules accumulate in free air to form a droplet or ice crystal.

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Nucleusnoun

(Linguistics) The part of a syllable having the greatest sonority. In the word middlemost (mĭdl-mōst′) the nuclei of the three syllables are (ĭ), (l), and (ō); in the Czech word krk ("neck"), the nucleus is (r).

Nucleusnoun

The core, central part of something, around which other elements are assembled.

Nucleusnoun

An initial part or version that will receive additions.

This collection will form the nucleus of a new library.

Nucleusnoun

The massive, positively charged central part of an atom, made up of protons and neutrons.

Nucleusnoun

(cytology) A large membrane-enclosed organelle found in eukaryotic cells which contains genetic material.

Nucleusnoun

(neuroanatomy) A ganglion, cluster of many neuronal bodies where synapsing occurs.

Nucleusnoun

The central part of a syllable, most commonly a vowel.

Nucleusnoun

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

Nucleusnoun

the positively charged dense center of an atom

Nucleusnoun

a small group of indispensable persons or things;

five periodicals make up the core of their publishing program

Nucleusnoun

(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

Nucleusnoun

any histologically identifiable mass of neural cell bodies in the brain or spinal cord