Brain structure consisting of a relatively compact cluster of neurons.
1
Violence, poverty and inequality were all at the nucleus of the problem.
2
But a situation like that leaves the nucleus over fifty neutrons short.
3
The once savage land is the nucleus of the arts and civilization.
4
Methods used to localize the sensory-motor part of the nucleus vary substantially.
5
In plants, splicing of organellar group II introns involves numerous nucleus-encoded trans-factors.