单词 | polynuclear |
释义 | polynuclearadj.n. A. adj. 1. Biology and Medicine. Of a cell: having several nuclei, multinuclear; spec. = polymorphonuclear adj. ΘΚΠ the world > life > biology > substance > cell > cell organelle or contents > [adjective] > having nucleus > having one or many nuclei polynucleated1857 multinuclear1860 quadrinucleate1863 multinucleated1873 polynuclear1876 multinucleate1877 multinucleolar1882 uninuclear1882 uninucleate1885 trinucleate1887 mononucleated1890 polynucleate1894 polymorphonuclear1897 uninucleated1898 mononucleate1901 polymorphonucleate1904 polymorph1906 heterokaryotic1916 1876 J. Van Duyn & E. C. Seguin tr. E. L. Wagner Man. Gen. Pathol. 273 In atrophic increase of fat, in polynuclear [Ger. vielkernigen] bone-cells. 1894 Jrnl. Physiol. 17 85 The other term which was applied to the finely granular oxyphile cells by Metschnikoff and others, namely, ‘polynuclear leucocyte’ is not satisfactory, seeing that..the different nuclear masses..are, in point of fact, joined by threads or bars of nuclear substance so that the cell is really mononuclear with a very much branched nucleus. 1897 R. C. Cabot Guide Clin. Exam. Blood i. v. 49 Next in age come the cells usually known as ‘polynuclear’ but more properly called polymorphonuclear neutrophiles. 1936 Trans. Royal Soc. Trop. Med. & Hygiene 30 173 Infection provides a strong stimulus in modifying the percentage of neutrophiles with a segmented nucleus (polynuclear cells). 1967 Jrnl. Reticuloendothelial Soc. 4 168 (heading) Influence of serum on intracellular digestion of Staphylococcus aureus by polynuclear neutrophils from the guinea pig. 2001 Proc. National Acad. Sci. U.S.A. 98 13247/1 There was a striking intralobular mono- and polynuclear inflammatory cell infiltration independent of the granulomas. 2. Chemistry. Of a complex: containing more than one metal atom. Of a compound: having more than one nucleus (nucleus n. 9), polycyclic. ΘΚΠ the world > matter > chemistry > elements and compounds > [adjective] > of or relating to compounds > having more than one nucleus multinuclear1902 polynuclear1908 the world > matter > chemistry > elements and compounds > metals > [adjective] > of or relating to metal complexes polynuclear1908 1908 Chem. Abstr. 2 1101 (heading) Polynuclear metalammonias. 1933 Jrnl. Soc. Chem. Industry 8 Dec. 422 t/2 Any polynuclear compound from, say, phenol possesses free positions in internal rings at which further condensation with formaldehyde..is possible. 1971 Nature 20 Aug. 539/1 Studies..of polynuclear metal complexes containing hydrogen and organic groups as ligands may eventually allow a better understanding of heterogeneous reactions. 1993 Pop. Sci. Oct. 42/3 The removal of polynuclear aromatics (PNAs) from the gasoline makes it clear. B. n. Biology and Medicine. A polynuclear cell; spec. a polymorphonuclear leucocyte. ΘΚΠ the world > life > biology > substance > cell > types of cells > [noun] > other types of cells reticular cell1832 torula1833 reserve cell1842 subcell1844 parenchyma cell1857 pedicel cell1858 nettle cell1870 heterocyst1872 prickle cell1872 angioblast1875 palisade cell1875 sextant1875 spindle cell1876 neuroblast1878 body cell1879 plasma cell1882 reticulum cell1882 stem cell1885 Langhans1886 basal cell1889 pole cell1890 myelocyte1891 statocyst1892 mast cell1893 thrombocyte1893 iridocyte1894 precursor1895 nurse cell1896 amacrine1900 statocyte1900 mononuclear1903 oat cell1903 myeloblast1904 trochoblast1904 adipocyte1906 polynuclear1906 fibrocyte1911 akaryote1920 Rouget cell1922 Sternberg–Reed1922 amphicyte1925 monoblast1925 pericyte1925 promyelocyte1925 pituicyte1930 agamete1932 sympathogonia1934 athrocyte1938 progenitor1938 Reed–Sternberg cell1939 submarginal1941 delta cell1942 mastocyte1947 squame1949 podocyte1954 transformed cell1956 transformant1957 spheroplast1958 pinealocyte1961 immunocyte1963 lactotroph1966 mammotroph1966 minicell1967 proheterocyst1970 myofibroblast1971 cybrid1974 1906 Practitioner Dec. 754 The leucocyte count..falls suddenly when the symptoms appear. This fall is due mainly to a diminution in the polynuclears. 1935 Trans. Royal Soc. Trop. Med. & Hygiene 28 477 The polynuclear count can also be used in the study of populations in which some pathological element exists. 1949 H. W. C. Vines Green's Man. Pathol. (ed. 17) viii. 158 (caption) The spindle-shaped cells are fibroblasts, and the round cells polynuclears and lymphocytes. 1992 Jrnl. Rheumatol. 19 913 Bronchoalveolar lavage..revealed lymphocytosis and increased nonaltered neutrophil polynuclears in a smoker. This entry has been updated (OED Third Edition, September 2006; most recently modified version published online March 2022). < adj.n.1876 |
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