Astronomy. Coincidence of apparent position in the sky of two stars, esp. when they appear to form a larger or more nebulous star. Obsolete. rare.
| 单词 | θ745 |
| 释义 | the world > the universe > star > star-matter > [noun] > stellar process (8) agglutination1753 Astronomy. Coincidence of apparent position in the sky of two stars, esp. when they appear to form a larger or more nebulous star. Obsolete. rare. nebularizationa1892 The process of changing into or becoming a nebula. fission1919 spec. in Astronomy. The breaking up of one star into two others, as postulated in one theory of the origin of binary stars. carbon cycle1940 Astronomy. A cycle of thermonuclear reactions thought to occur within stars, in which carbon acts as a catalyst in the conversion of hydrogen into… r-process1956 a nucleosynthetic process believed to occur in stars in circumstances of high neutron flux (e.g. in supernova explosions), in which atomic nuclei… s-process1956 s-process (Astr.): a process thought to occur in giant stars by which heavy atomic nuclei are produced from other nuclei over a long time scale by… nucleosynthesis1957 The formation of atomic nuclei more complex than the hydrogen nucleus, occurring by various processes in the universe. starquake1969 A violent convulsion or fracturing of the crust of a neutron star. |
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