English dictionary
ekabor
Definitions, examples, synonyms and antonyms from WordNet 3.0.
noun
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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 <i>scandium</i>; -- so called because it was a missing analogue of the boron group. See <u>Scandium</u>.
Source: webster1913