Unscramble nuclei

Definition of nucleus

noun:

• a part of the cell containing DNA and RNA and responsible for growth and reproduction. Synonyms: cell nucleus, karyon.
• 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". Synonyms: core, core group.
• (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.
• the central structure of the lens that is surrounded by the cortex. Synonyms: lens nucleus.

Related words

cadre, pronucleus.