Physics. Originally: (in speculative theories of the atom) a hypothetical core or concentration of mass, charge, etc., supposed to exist at the…
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| 单词 | θ71611 |
| 释义 | the world > matter > chemistry > atomic chemistry > [noun] > nucleus (14) nucleus1844 Physics. Originally: (in speculative theories of the atom) a hypothetical core or concentration of mass, charge, etc., supposed to exist at the… atomic nucleus1851 = nucleus, n. 8. nucleant1959 A particle that initiates nucleation, esp. in another substance; an agent of (esp. heterogeneous) nucleation. Cf. nucleus, n. 3c. Subcategories:— constituents of (4) — formation of (3) — substance providing (1) — resonance exhibited by (1) — isotopic number (1) — of a deuterium (1) |
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