{ } n. [ G., fr. Skr. ēka one + G. bor, boron, E. boron. ] (Chem.) The name given by Mendelejeff in accordance with the periodic law, and by prediction, to a hypothetical element then unknown, but since discovered and named scandium; -- so called because it was a missing analogue of the boron group. See Scandium. [ 1913 Webster ]
n. [ Skr. ēka one + E. aluminium. ] (Chem.) The name given by Mendeleev to a hypothetical element, -- later discovered and called gallium. See Gallium, and cf. Ekabor. Also see periodic table. [ 1913 Webster +PJC ]
n. [ Skr. ēka one + E. silicon. ] (Chem.) The name of a hypothetical element predicted by Mendeleev and afterwards discovered and named germanium; -- so called because it was a missing analogue of the silicon group. See Germanium, and cf. Ekabor. Also see periodic table. [ 1913 Webster +PJC ]
[叶卡特琳娜堡 / 葉卡特琳娜堡, Yè kǎ tè lín nà bǎo, ㄧㄝˋ ㄎㄚˇ ㄊㄜˋ ㄌㄧㄣˊ ㄋㄚˋ ㄅㄠˇ]Ekaterinaburg or Ekaterinburg (formerly Sverdlovsk), Russian town on the Ural mountains[Add to Longdo]