1 niobous | Definition of niobous

niobous

adjective
ni·​o·​bous | \ (ˈ)nī¦ōbəs\

Definition of niobous

: of, relating to, or containing niobium used especially of compounds in which this element has a lower valence than in niobic compounds

History and Etymology for niobous

New Latin niobium + -ous

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