かく
kaku

Noun

1. stone (of a fruit); pit; pip

Noun

2. core (of an organization, team, etc.); nucleus; heart

Noun
no-Adjective

3. nuclear weapons

Related to 核兵器
この かく時代 じだいにあっては、世界 せかい ちゅうどこの くにだって安全 あんぜんではない。
kono kakujidaini attewa sekaijūdokono kunidatte anzendewanai.
No country under the sun is safe in this nuclear age.
Noun

4. nucleus (of an atom)

Physics
Related to 原子核
Noun

5. nucleus (of a cell)

Biology
Related to 細胞核
Noun

6. condensation nucleus

Meteorology
Related to 凝結核
Noun

7. (planetary) core

Astronomy
Noun

8. ring (in a cyclic compound)

Chemistry
Noun

9. kernel; core

Mathematics
Noun

10. nucleus (of a cultured pearl)