1
rhenium(noun, element)
1
rhodium(noun, element)
1
rubidium(noun, element)
1
ruthenium(noun, element)
1
samarium(noun, element)
1
scandium(noun, element)
1
selenium(noun, element)
1
silicon(noun, element)
1
sodium(noun, element)
1
strontium(noun, element)
1
sulfur(noun, element)
1
tantalum(noun, element)
1
technetium(noun, element)
1
tellurium(noun, element)
1
terbium(noun, element)
1
thallium(noun, element)
1
thorium(noun, element)
1
thulium(noun, element)
1
tin(noun, element)
1
titanium(noun, element)
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APASmart Define. (2015). niobium thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/niobium/thesaurus/synonyms
ChicagoSmart Define. 2015. "niobium thesaurus" https://smartdefine.org/niobium/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, niobium thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/niobium/thesaurus/synonyms>.
MLASmart Define. "niobium thesaurus" 13 April 2015. Web. 27 September 2026. <https://smartdefine.org/niobium/thesaurus/synonyms>