核

What does 核 mean in English?

1. stone (of a fruit); pit; pip(n)
2. core (of an organization, team, etc.); nucleus; heart(n)
3. nuclear weapons(n, adj-no)
4. nucleus (of an atom)(n)
5. nucleus (of a cell)(n)
6. condensation nucleus(n)
7. (planetary) core(n)
8. ring (in a cyclic compound)(n)
9. kernel; core(n)
10. nucleus (of a cultured pearl)(n)