单词 | melanuric |
释义 | melanuricadj.1 Chemistry. Now rare. melanuric acid n. an organic compound obtained as a white chalky powder when urea is heated, originally compared to ammelide, C3H4N4O2, and later identified with it. ΘΚΠ the world > matter > chemistry > organic chemistry > salts, esters or anions of organic acids > [noun] hydrochloride1823 isethionates1838 citraconate1840 adipate1841 anthranilate1841 stearate1841 itaconic acid1842 salicylate1842 oenanthate1845 ammelide1846 pelargonate1848 pelargyl1851 melanuric acid1852 methylate1852 opianyl1852 abietate1853 maleate1853 fulminuric1856 glyoxylate1856 urethane1856 indican1859 oxalyl1859 malonate1862 methacrylate1865 amylate1866 acetoacetate1873 isobutyrate1873 glutamate1876 hydrobromide1877 nicotinate1879 isovalerate1882 calcium gluconate1884 methoxide1885 isophthalate1886 homogentisate1891 naphthenate1899 peracetate1901 iodoacetate1902 glucuronate1904 hydnocarpate1905 thiomalate1905 azide1907 phytate1908 linolenate1909 isocitrate1925 phenylpyruvate1926 monosodium glutamate1929 perester1933 phosphonate1934 polymethacrylate1935 pantothenate1938 phosphoenolpyruvate1941 nylon salt1945 pantoate1945 penicilloate1946 thymidylate1959 chorismate1965 nonanoate1965 neuraminate1970 1852 W. Gregory Handbk. Org. Chem. (ed. 3) 96 This product..is intermediate between ammelide and cyanuric acid. It is now called mellanuric [1856 melanuric] acid. 1877 H. E. Roscoe & C. Schorlemmer Treat. Chem. I. 677 Melanuric Acid..is produced, together with cyanuric acid, when urea is heated. 1953 I. Heilbron & H. M. Bunbury Dict. Org. Compounds (rev. ed.) I. 149/1 Ammelide (Melanuric acid, cyanuric acid monoamide). This entry has been updated (OED Third Edition, June 2001; most recently modified version published online March 2022). melanuricadj.2 Medicine. Now rare. Originally: characterized by or associated with the presence of dark pigment (spec. haemoglobin) in the urine. In later use also: of, relating to, or associated with melanuria. melanuric fever n. now historical and rare blackwater fever. ΘΚΠ the world > health and disease > ill health > a disease > fever > [noun] > malaria fever and ague1666 helodes1724 Roman fever1726 malaria1740 marsh fever1752 fen-fever1772 dumb ague1793 malaria fever1818 Panama fever1849 swamp fever1870 melanuric fever1875 tap1882 subtertian1902 1875 Amer. Jrnl. Med. Sci. 69 165 Melanuric bilious fever is endemic on the coast of Africa, and is a manifestation of malarial intoxication. 1881 G. L. Peabody in tr. H. W. von Ziemssen Cycl. Pract. Med. Suppl. 132 The melanuric or hæmaturic form of the fever produced by the malarial agent. 1898 Brit. Med. Jrnl. 24 Sept. 867/2 Manson, though believing melanuric fever to be a malarial disease, is of opinion that its organism is specifically different from the malarial parasites already identified. 1916 W. H. Deaderick & L. Thompson Endemic Dis. Southern States ix. 219 Among the more general synonyms [of blackwater fever] are: malarial hematuria, hemoglobinuric fever, swamp fever, bilious hematuric fever, and melanuric fever. 1956 Arch. Pathol. 62 401/2 The organ where this pigment [sc. melanin] was accumulated was the kidney and the lesion it produced was a melanuric nephrosis. 2001 P. E. S. Palme & M. M. Reeder Imaging Trop. Dis. (ed. 2) II. xliii. 752/1 The names due to complications include blackwater fever, malarial nephrosis, hemoglobinuria, falciparum malaria, bilious hematuric fever, and melanuric fever; there are many others and the multitude of names is a reminder of the numerous ways in which malaria can affect the patient. This entry has been updated (OED Third Edition, June 2001; most recently modified version published online March 2022). < adj.11852adj.21875 |
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