单词 | uranic |
释义 | uranicadj.1 Chemistry. Of or containing uranium, esp. in one of its higher oxidation states (often +6); designating such a state. Contrasted with uranous adj. 1. ΘΚΠ the world > matter > chemistry > elements and compounds > metals > specific elements > uranium > [adjective] > compounds > higher oxide uranic1819 1819 F. Bache Syst. Chem. for Students of Med. 84 If it [sc. peroxide of uranium] should prove to be capable of neutralizing salifiable bases, it would be more properly called uranic acid. 1837 J. D. Dana Syst. Mineral. 246 Uranic Ochre. 1866 H. E. Roscoe Lessons Elem. Chem. xxiii. 203 The uranous salts are green, whilst the uranic compounds are yellow. 1904 Woman's Med. Jrnl. 14 15/1 A study of uranic radiation by M. Becquerel had led her [sc. Mme. Curie] to these investigations. 1921 B. Moore Biochem. iii. 43 The experiments with uranic hydroxide and ferric hydroxide were made concurrently. 1958 Industr. & Engin. Chem. 50 1768/1 In the cathode chamber, uranium(VI) is reduced to the quadrivalent state and precipitated as a uranic double fluoride. 2001 O. Sacks Uncle Tungsten xx. 251 This power [to fog a photographic plate] was possessed not only by uranic salts but uranous ones too, even though these were not phosphorescent or fluorescent. This entry has been updated (OED Third Edition, March 2012; most recently modified version published online December 2021). uranicadj.2 Now chiefly historical. Heavenly, celestial; astronomical. Contrasted with telluric (telluric adj.2). ΘΚΠ the world > the universe > cosmology > astronomy > [adjective] astronomical1551 astrological1576 uranical1585 astronomic1613 Uranian1762 uranological1815 uranoscopic1817 uranic1862 1862 T. Carlyle Hist. Friedrich II of Prussia III. xii. xii. 377 Drawing accurately ‘his Meridian Line’, on I know not what Telluric or Uranic principles. 1892 Academy 41 43/3 Another similar ouranic creature is the Rainbow, ‘a living monster’, according to the Karens of Burmah. 1962 Jrnl. Royal Asiatic Soc. Oct. 148 That the conception of Śiva had also been affected by later ouranic beliefs..does not detract from the essentially chthonic nature of Śiva in Cambodia. 1998 B. Zimmerman Herman Melville iii. 44 The link between faith and the uranic science seemed to be quite natural, quite proper. 2008 A. Guilherme tr. L. Boff Essent. Care vi. 52 The uranic (heaven) experience also generated, as did the telluric (earth) experience, a form of spirituality and of politics. This entry has been updated (OED Third Edition, March 2012; most recently modified version published online December 2021). uranicadj.3 Physical Anthropology. Now disused. Of or relating to the palate. Chiefly in uranic index n. a measure of the shape of the palate, consisting of the ratio of its external breadth to its length; cf. palatal index n. at palatal adj. and n. Compounds. ΘΚΠ the world > life > the body > digestive or excretive organs > digestive organs > mouth > [adjective] > palate palatical1654 palatine1656 palatial1707 palatal1786 palatic1823 pharyngopalatine1843 palatoglossal1850 palatopharyngeal1850 prepalatal1853 thyropalatine1872 palato-alveolar1884 transpalatine1891 uranic1898 1898 Jrnl. Royal Anthropol. Inst. 27 280 The parabolic palate has a mean staphylinic index of 71.2 for both sexes, a mean uranic index, male 111.5 and female 109.9, and a dental index of 41.5 in the male and 43.5 in the female skulls. 1899 Jrnl. Royal Anthropol. Inst. 28 68 (note) The staphylinic index is based on internal and the uranic on external palatal measurements, the breadth in either case being taken at the level of the second molar tooth. 1930 A. Hrdlička Anthropol. Surv. Alaska 275 The upper dental arch index (L × 100 / B), now being used in preference to the unwieldy ‘uranic index’ (B × 100 / L) of Turner, is rather high. This entry has been updated (OED Third Edition, March 2012; most recently modified version published online December 2021). < adj.11819adj.21862adj.31898 |
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