单词 | polychromatic |
释义 | polychromaticadj. I. Compounds. 1. † polychromatic acid n. Chemistry Obsolete = polychromic acid n. at polychromic adj. Compounds. ΘΚΠ the world > matter > chemistry > organic chemistry > acids obtained from plants or trees > [noun] > miscellaneous others rheumic acid1816 arabic acida1836 rubiacic acid1835 aspartic acid1836 sylvic acid1836 tannic acid1836 oenanthic acid1837 gummic acid1838 retinic acid1838 roccellic acid1838 rubinic acid1838 lobelic acid1840 polychromatic acid1840 rhabarbaric acid1840 roccelline1840 humic1844 sumbulolic acid1844 isatic acid1845 opianic acid1845 parthenic acid1845 polychromic acid1847 styphnic acid1848 metapectic acid1849 tanningenic acid1852 jalapic acid1853 jalapinolic acid1855 sinapic acid1857 amalic acid1863 phycic acid1864 filicic acid1865 isamic acid1865 tannocaffeic acidc1865 tricarballylic acid1865 guaiaretic acid1866 pectous acid1866 phytomelin1866 porphyric acid1866 thujetic acid1868 turpetholic acid1868 viridic acid1868 rheotannic acid1869 arabinic acid1870 frangulic1872 sclerotic acid1876 theobromic acid1878 gynocardic acid1897 chaulmoogric acid1904 1840 London & Edinb. Philos. Mag. 16 154 M. Boutin has presented to the French Academy of Sciences a memoir on a new substance..which he calls polychromatic acid. 1866–8 H. Watts Dict. Chem. IV. 687 Polychromic or Polychromatic Acid, syn. with Aloetic Acid. 2. polychromatic normoblast n. Medicine a nucleated, immature erythrocyte at a stage in which the cytoplasm is beginning to acquire haemoglobin, and which is thus developing an affinity for acidic as well as for basic stains. ΘΚΠ the world > life > the body > vascular system > blood > components of blood > blood corpuscle or plate > [noun] > red cells or corpuscles globule1674 red corpuscle1747 red blood disc1835 red cell1843 red blood corpuscle1844 pneumocyte1872 poikilocyte1886 haematid1888 normoblast1889 polychromatic normoblast1899 normocyte1900 spherocyte1908 polychrome1909 siderocyte1915 reticulocyte1922 proerythroblast1927 target cell1938 acanthocyte1952 sideroblast1954 1899 Jrnl. Royal Microsc. Soc. 379 Polychromatic normoblasts which become violet in eosin and methylen-blue and red in triacid. 1938 W. Magner Textbk. Hematol. i. 4 Normoblasts showing this mixture of red and blue in their cytoplasm are known as polychromatic normoblasts. 1994 Brit. Jrnl. Haematol. 86 635 Cells at the stage of polychromatic normoblasts exhibited substantial specific binding of radioiodinated placental isoferritins. II. General uses. 3. a. Having or characterized by various colours; multicoloured. Also in extended use. ΘΚΠ the world > matter > colour > variegation > [adjective] > many colours all-coloured1605 multicolorate1651 polychrome1819 polychromic1825 multicoloured1845 polychromatic1848 thousand-hued1852 polychromed1857 polychromous1880 multicolour1881 polychromatous1889 multiple-colour1899 multi1970 panchromatic1971 1848 Times 6 Jan. 5/1 The scene..was of a more simple character than that at Covent-garden, no attempt being made at polychromatic decoration. 1873 T. Hardy Pair of Blue Eyes xi On one side of her, three volumes of fiction lay kissing the mud; on the other numerous skeins of polychromatic wools lay absorbing it. 1900 W. A. N. Dorland Amer. Illustr. Med. Dict. 524/2 Polychromatic, exhibiting various colours. 1934 I. Gershwin Things! in Compl. Lyrics (1993) 227/3 The music lover will find especial interest in its polychromatic undulations, its rhythmic reverberations. 1996 J. Brown Hong Kong & Macau: Rough Guide (ed. 3) 86 The polychromatic Ming Dynasty bowls and dishes, displaying rich blues, greens and reds. b. Science. Of electromagnetic radiation: containing a number of wavelengths; not monochromatic. ΘΚΠ the world > matter > physics > electromagnetic radiation > [adjective] > relating to wavelengths polychromatic1873 decimetric1879 monochromatic1923 the world > matter > physics > electromagnetic radiation > light > chromatism > [adjective] > monochromatic > polychromatic polychromatic1873 heterochromatic1924 heterochrome1933 the world > matter > physics > atomic nucleus > radioactivity > X-rays > study of crystals by X-rays > [adjective] > not polychromatic1873 1873 Amer. Naturalist 7 314 In the spectroscope the light exhibits one broad band like that given by monochromatic light, while, as is well known the phosphorescent light of Lampyris and Luciola is polychromatic. 1932 Bot. Gaz. 93 22 We are dealing with a polychromatic radiation, ranging from the very short inhibitory rays to the longer visible ones, and not with just the one of ultraviolet. 1976 Nature 12 Aug. 541/2 A parallel beam of white (polychromatic) radiation falls on an oriented sample. 2001 R. W. Cahn Coming of Materials Sci. iii. 67 In 1912 Max von Laue..instructed two assistants..to send a beam of (polychromatic) X-rays through a crystal of copper sulphate and on to a photographic plate. 4. Medicine. = polychromatophil adj. Chiefly in polychromatic normoblast n. at sense 2. ΘΚΠ the world > life > biology > substance > staining quality of substance > [adjective] basophil1890 neutrophil1890 neutrophilic1893 oxyphil1893 oxyphilous1893 basophilic1894 basophilous1894 metachromatic1894 polychromatophilic1897 polychromatophil1898 chromophil1899 chromophilic1899 chromophobic1899 orthochromatic1899 polychromatic1899 pycnomorphous1899 fuchsinophil1900 neutrophilous1900 carminophilous1901 chromatoid1901 oxyphilic1901 pyknotic1902 sudanophil1902 chromaffin1903 metachromic1908 chromophobe1909 phaeochrome1909 sudanophilic1909 trachychromatic1909 polychromasic1911 chromaffinic1913 osmiophilic1923 osmophile1923 Feulgen-negative1928 fuchsinophilic1931 heteropycnotic1934 osmophilic1936 isopycnotic1950 Feulgen-positive1954 the world > life > the body > vascular system > blood > components of blood > blood corpuscle or plate > [adjective] > red cells or corpuscles > polychromatophil polychromatophilic1897 polychromatophil1898 polychromatic1899 polychromasic1911 1899 [see polychromatic normoblast n. at sense 2]. 1958 G. C. de Gruchy Clin. Haematol. ii. 43 Polychromatic cells are young red cells which have not yet completely lost their ribose nucleic acid. 1995 Proc. National Acad. Sci. U.S.A. 92 11609/2 There are many microcytes, occasional polychromatic macrocytes, and frequent target cells. This entry has been updated (OED Third Edition, September 2006; most recently modified version published online March 2022). < |
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