Synonyms:
nucleus, cell_nucleus, karyon
Meaning: a part of the cell containing DNA and RNA and responsible for growth and reproduction
Synonyms:
nucleus
Meaning: the positively charged dense center of an atom
Synonyms:
core, nucleus, core_group
Meaning: a small group of indispensable persons or things; "five periodicals make up the core of their publishing program"
Usage examples
You have a kind nucleus at the interior of your exterior after all.
Shamrock Hall became a place of joy and order; and--more important still--the nucleus of the Groome Street Gang had been formed.
"This is the nucleus, the nucleus," said the Colonel, unrolling his map. "Here is the deepo, the church, the City Hall and so on."
Thus was formed the nucleus of the "Gun Club." In a single month after its formation it numbered 1,833 effective members and 30,565 corresponding members.