Definition
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noun : NUCLEI
Source:WordNet 3.1
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1. (
) a part of the cell containing DNA and RNA and responsible for growth and reproduction ;
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2. (
) the positively charged dense center of an atom ;
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3. (
) a small group of indispensable persons or things; "five periodicals make up the core of their publishing program" ;
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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 ;
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5. (
) any histologically identifiable mass of neural cell bodies in the brain or spinal cord ;
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6. (
) the central structure of the lens that is surrounded by the cortex ;
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