niobium

English dictionary entry

Meanings

noun

A chemical element (symbol Nb) with an atomic number of 41: a light grey, crystalline, ductile transition metal used in superconducting materials.
A single atom of this element.

Pronunciation

nīō'bēəm /naɪˈoʊbiəm/ LL-Q1860 (eng)-Vealhurl-niobium.wav LL-Q1860 (eng)-Naomi Persephone Amethyst (NaomiAmethyst)-niobium.wav

Word forms

niobium niobiums

Etymology

From Niobe + -ium, because of the element's affinity with tantalum, named after Niobe's father Tantalus.

Synonyms

columbium dianium

Related words

Niobe columbite columbite-tantalite coltan euxenite pyrochlore

Derived words

diniobium ferroniobium niobate niobian niobic niobiferous niobite niobium carbide niobium chloride niobium pentachloride niobous niocalite organoniobium radioniobium triniobium

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