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单词 nucleolinus
释义

nucleolinusn.

Brit. /njuːklɪəˈlʌɪnəs/, U.S. /n(j)uˌklioʊˈlaɪnəs/
Inflections: Plural nucleolini.
Origin: A borrowing from Latin. Etymon: Latin nucleolinus.
Etymology: < post-classical Latin nucleolinus < nucleolus nucleolus n. + -inus -ine suffix1. Compare German Nucleolinus (1874 in the first ed. of the source translated in quot. 1879).Quot. 1869 reports R. Arndt Arch. f. mikrosk. Anat. 5 (1869) 317ff., but Arndt does not use German Nucleolinus in this article.
Biology.
A small, densely fibrillar body in a nucleolus. (figurative in quot. 1895.)
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the world > life > biology > substance > cell > cell organelle or contents > [noun] > nucleus > nucleolus or paranucleus > parts of nucleolus
nucleolinus1869
nucleolin1890
nucleolonema1951
1869 Nature 11 Nov. 62/2 A nucleolus appears in them by coalescence of previously existing nucleolini.
1879 tr. E. Haeckel Evol. Man I. vi. 133 Within this germinal spot [sc. the nucleolus] is found yet another little point, a nucleolinus, which may be called the germinal point.
1895 Atlantic Monthly Feb. 192 The nucleus contains a nucleolinus within a nucleolus; that is, a hero with his devotees,—the originator and the guides [sc. of the mob].
1925 Proc. Royal Soc. B. 98 228 Carleton..has shown that during mitosis in the frog, the ‘nucleolinus’ divides and that one part of it is found in each daughter nucleus.
1956 E. B. Harvey Amer. Arbacia & other Sea Urchins x. 73 Bodies which appear to be nucleolini inside the nucleolus.
1991 R. Rieger et al. Gloss. Genetics (ed. 5) 356 Nucleolini usually appear as small rounded bodies of different size which are surrounded by dense fibrillar RNP [sc. ribonucleoprotein] components.
This entry has been updated (OED Third Edition, December 2003; most recently modified version published online March 2022).
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n.1869
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