08242223-n
(8)
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core, nucleus, core group
| |
a small group of indispensable persons or things |
09375223-n
|
nucleus
| |
[in 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 |
05320764-n
|
lens nucleus, nucleus
| |
the central structure of the lens that is surrounded by the cortex |
05434927-n
(10)
|
nucleus, cell nucleus, karyon
| |
a part of the cell containing DNA and RNA and responsible for growth and reproduction |
09375085-n
(3)
|
nucleus
| |
the positively charged dense center of an atom |
05501932-n
|
nucleus
| |
any histologically identifiable mass of neural cell bodies in the brain or spinal cord |