niobium
/naɪˈoʊbiəm/
noun 2
Collocations
2ADJ.
chemical, gold, initial
ADV.
especially
Definitions
noun
1
A chemical element (symbol Nb) with an atomic number of 41: a light grey, crystalline, ductile transition metal used in superconducting materials.
One should use hypoallergenic jewelry made of surgical grade stainless steel, titanium, 14- or 18-karat gold, or niobium, especially for initial piercings.
2
A single atom of this element.
Thesaurus
Synonyms
noun — a soft grey ductile metallic element used in alloys
Antonyms
Idioms & Phrases
Example Bank
201
One should use hypoallergenic jewelry made of surgical grade stainless steel, titanium, 14- or 18-karat gold, or niobium, especially for initial piercings.
Wiktionary02
Niobium is a chemical element with the symbol Nb.
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