Niobium (pípè /naɪˈoʊbiəm/ nye-OH-bee-əm) (Greek mythology: Niobe, omo birin Tantalus), tabi columbium (/kəˈlʌmbiəm/ kə-LUM-bee-əm), je ipilese elegbogi pelu ami-idamo Nb ati nomba atomu 41. Meija, Juris; Coplen, Tyler B.; Berglund, Michael; Brand, Willi A.; De Bièvre, Paul; Gröning, Manfred; Holden, Norman E.; Irrgeher, Johanna et al. (2016). "Atomic weights of the elements 2013 (IUPAC Technical Report)". Pure and Applied Chemistry 88 (3): 265–91. doi:10.1515/pac-2015-0305.